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Finding the Fourth Proportional to 84,540.32, 116,664.80 and 45,777.96

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Solution

The fourth proportional to 84,540.32, 116,664.80 and 45,777.96 is: 63,173.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,540.32 : 116,664.80 = 45,777.96 : x
  2. Step 2: Convert to fraction form
    84,540.32/116,664.80 = 45,777.96/x
  3. Step 3: Cross multiply
    84,540.32x = 116,664.80 × 45,777.96
  4. Step 4: Simplify right side
    84,540.32x = 5,340,676,547.81
  5. Step 5: Solve for x
    x = 5,340,676,547.81/84,540.32
  6. Step 6: Final answer
    x = 63,173.13

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