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Finding the Fourth Proportional to 671,718.25, 926,821.09 and 563,261.28

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Solution

The fourth proportional to 671,718.25, 926,821.09 and 563,261.28 is: 777,174.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,718.25 : 926,821.09 = 563,261.28 : x
  2. Step 2: Convert to fraction form
    671,718.25/926,821.09 = 563,261.28/x
  3. Step 3: Cross multiply
    671,718.25x = 926,821.09 × 563,261.28
  4. Step 4: Simplify right side
    671,718.25x = 522,042,427,544.55
  5. Step 5: Solve for x
    x = 522,042,427,544.55/671,718.25
  6. Step 6: Final answer
    x = 777,174.70

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