Finding the Fourth Proportional to 9,039.96, 12,475.80 and 5,061.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,039.96 : 12,475.80 = 5,061.06 : x
2. Step 2: Convert to fraction form
   9,039.96/12,475.80 = 5,061.06/x
3. Step 3: Cross multiply
   9,039.96x = 12,475.80 × 5,061.06
4. Step 4: Simplify right side
   9,039.96x = 63,140,772.35
5. Step 5: Solve for x
   x = 63,140,772.35/9,039.96
6. Step 6: Final answer
   x = 6,984.63