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Finding the Fourth Proportional to 452,532.22, 678,945.78 and 215,844.10

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Solution

The fourth proportional to 452,532.22, 678,945.78 and 215,844.10 is: 323,836.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,532.22 : 678,945.78 = 215,844.10 : x
  2. Step 2: Convert to fraction form
    452,532.22/678,945.78 = 215,844.10/x
  3. Step 3: Cross multiply
    452,532.22x = 678,945.78 × 215,844.10
  4. Step 4: Simplify right side
    452,532.22x = 146,546,440,832.90
  5. Step 5: Solve for x
    x = 146,546,440,832.90/452,532.22
  6. Step 6: Final answer
    x = 323,836.48

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