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Finding the Fourth Proportional to 572,521.80, 858,782.70 and 198,544.80

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Solution

The fourth proportional to 572,521.80, 858,782.70 and 198,544.80 is: 297,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,521.80 : 858,782.70 = 198,544.80 : x
  2. Step 2: Convert to fraction form
    572,521.80/858,782.70 = 198,544.80/x
  3. Step 3: Cross multiply
    572,521.80x = 858,782.70 × 198,544.80
  4. Step 4: Simplify right side
    572,521.80x = 170,506,839,414.96
  5. Step 5: Solve for x
    x = 170,506,839,414.96/572,521.80
  6. Step 6: Final answer
    x = 297,817.20

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