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Finding the Fourth Proportional to 5,185.93, 7,776.47 and 1,896.73

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Solution

The fourth proportional to 5,185.93, 7,776.47 and 1,896.73 is: 2,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185.93 : 7,776.47 = 1,896.73 : x
  2. Step 2: Convert to fraction form
    5,185.93/7,776.47 = 1,896.73/x
  3. Step 3: Cross multiply
    5,185.93x = 7,776.47 × 1,896.73
  4. Step 4: Simplify right side
    5,185.93x = 14,749,863.94
  5. Step 5: Solve for x
    x = 14,749,863.94/5,185.93
  6. Step 6: Final answer
    x = 2,844.21

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