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Finding the Fourth Proportional to 7,859.82, 10,846.85 and 4,322.96

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Solution

The fourth proportional to 7,859.82, 10,846.85 and 4,322.96 is: 5,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859.82 : 10,846.85 = 4,322.96 : x
  2. Step 2: Convert to fraction form
    7,859.82/10,846.85 = 4,322.96/x
  3. Step 3: Cross multiply
    7,859.82x = 10,846.85 × 4,322.96
  4. Step 4: Simplify right side
    7,859.82x = 46,890,498.68
  5. Step 5: Solve for x
    x = 46,890,498.68/7,859.82
  6. Step 6: Final answer
    x = 5,965.85

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