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Finding the Fourth Proportional to 1,845,493.20, 2,765,129.40 and 896,821.20

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Solution

The fourth proportional to 1,845,493.20, 2,765,129.40 and 896,821.20 is: 1,343,720.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,493.20 : 2,765,129.40 = 896,821.20 : x
  2. Step 2: Convert to fraction form
    1,845,493.20/2,765,129.40 = 896,821.20/x
  3. Step 3: Cross multiply
    1,845,493.20x = 2,765,129.40 × 896,821.20
  4. Step 4: Simplify right side
    1,845,493.20x = 2,479,826,666,663.28
  5. Step 5: Solve for x
    x = 2,479,826,666,663.28/1,845,493.20
  6. Step 6: Final answer
    x = 1,343,720.29

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