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Finding the Fourth Proportional to 323,589.53, 485,398.86 and 123,858.11

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Solution

The fourth proportional to 323,589.53, 485,398.86 and 123,858.11 is: 185,792.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,589.53 : 485,398.86 = 123,858.11 : x
  2. Step 2: Convert to fraction form
    323,589.53/485,398.86 = 123,858.11/x
  3. Step 3: Cross multiply
    323,589.53x = 485,398.86 × 123,858.11
  4. Step 4: Simplify right side
    323,589.53x = 60,120,582,968.76
  5. Step 5: Solve for x
    x = 60,120,582,968.76/323,589.53
  6. Step 6: Final answer
    x = 185,792.74

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