Finding the Fourth Proportional to 8,743.38, 12,062.02 and 5,909.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,743.38 : 12,062.02 = 5,909.72 : x
2. Step 2: Convert to fraction form
   8,743.38/12,062.02 = 5,909.72/x
3. Step 3: Cross multiply
   8,743.38x = 12,062.02 × 5,909.72
4. Step 4: Simplify right side
   8,743.38x = 71,283,160.83
5. Step 5: Solve for x
   x = 71,283,160.83/8,743.38
6. Step 6: Final answer
   x = 8,152.82