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Finding the Fourth Proportional to 5,791.05, 8,686.59 and 1,631.06

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Solution

The fourth proportional to 5,791.05, 8,686.59 and 1,631.06 is: 2,446.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791.05 : 8,686.59 = 1,631.06 : x
  2. Step 2: Convert to fraction form
    5,791.05/8,686.59 = 1,631.06/x
  3. Step 3: Cross multiply
    5,791.05x = 8,686.59 × 1,631.06
  4. Step 4: Simplify right side
    5,791.05x = 14,168,332.51
  5. Step 5: Solve for x
    x = 14,168,332.51/5,791.05
  6. Step 6: Final answer
    x = 2,446.59

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