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Finding the Fourth Proportional to 347,866.60, 521,799.90 and 277,882.60

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Solution

The fourth proportional to 347,866.60, 521,799.90 and 277,882.60 is: 416,823.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,866.60 : 521,799.90 = 277,882.60 : x
  2. Step 2: Convert to fraction form
    347,866.60/521,799.90 = 277,882.60/x
  3. Step 3: Cross multiply
    347,866.60x = 521,799.90 × 277,882.60
  4. Step 4: Simplify right side
    347,866.60x = 144,999,112,891.74
  5. Step 5: Solve for x
    x = 144,999,112,891.74/347,866.60
  6. Step 6: Final answer
    x = 416,823.90

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