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Finding the Fourth Proportional to 5,692.80, 8,540.28 and 1,797.48

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Solution

The fourth proportional to 5,692.80, 8,540.28 and 1,797.48 is: 2,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.80 : 8,540.28 = 1,797.48 : x
  2. Step 2: Convert to fraction form
    5,692.80/8,540.28 = 1,797.48/x
  3. Step 3: Cross multiply
    5,692.80x = 8,540.28 × 1,797.48
  4. Step 4: Simplify right side
    5,692.80x = 15,350,982.49
  5. Step 5: Solve for x
    x = 15,350,982.49/5,692.80
  6. Step 6: Final answer
    x = 2,696.56

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