Finding the Fourth Proportional to 9,039.31, 12,474.42 and 5,060.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,039.31 : 12,474.42 = 5,060.42 : x
2. Step 2: Convert to fraction form
   9,039.31/12,474.42 = 5,060.42/x
3. Step 3: Cross multiply
   9,039.31x = 12,474.42 × 5,060.42
4. Step 4: Simplify right side
   9,039.31x = 63,125,868.52
5. Step 5: Solve for x
   x = 63,125,868.52/9,039.31
6. Step 6: Final answer
   x = 6,983.48