Finding the Fourth Proportional to 9,060.40, 12,503.89 and 5,081.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,060.40 : 12,503.89 = 5,081.73 : x
2. Step 2: Convert to fraction form
   9,060.40/12,503.89 = 5,081.73/x
3. Step 3: Cross multiply
   9,060.40x = 12,503.89 × 5,081.73
4. Step 4: Simplify right side
   9,060.40x = 63,541,411.49
5. Step 5: Solve for x
   x = 63,541,411.49/9,060.40
6. Step 6: Final answer
   x = 7,013.09