Finding the Fourth Proportional to 9,039.86, 12,474.31 and 5,060.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,039.86 : 12,474.31 = 5,060.43 : x
2. Step 2: Convert to fraction form
   9,039.86/12,474.31 = 5,060.43/x
3. Step 3: Cross multiply
   9,039.86x = 12,474.31 × 5,060.43
4. Step 4: Simplify right side
   9,039.86x = 63,125,418.71
5. Step 5: Solve for x
   x = 63,125,418.71/9,039.86
6. Step 6: Final answer
   x = 6,983.01