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Finding the Fourth Proportional to 324,110.80, 486,166.20 and 217,822.60

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Solution

The fourth proportional to 324,110.80, 486,166.20 and 217,822.60 is: 326,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,110.80 : 486,166.20 = 217,822.60 : x
  2. Step 2: Convert to fraction form
    324,110.80/486,166.20 = 217,822.60/x
  3. Step 3: Cross multiply
    324,110.80x = 486,166.20 × 217,822.60
  4. Step 4: Simplify right side
    324,110.80x = 105,897,985,716.12
  5. Step 5: Solve for x
    x = 105,897,985,716.12/324,110.80
  6. Step 6: Final answer
    x = 326,733.90

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