Finding the Fourth Proportional to 12,755.30, 17,560.59 and 10,061.60

Step by Step Solution

1. Step 1: Write the proportion equation
   12,755.30 : 17,560.59 = 10,061.60 : x
2. Step 2: Convert to fraction form
   12,755.30/17,560.59 = 10,061.60/x
3. Step 3: Cross multiply
   12,755.30x = 17,560.59 × 10,061.60
4. Step 4: Simplify right side
   12,755.30x = 176,687,632.34
5. Step 5: Solve for x
   x = 176,687,632.34/12,755.30
6. Step 6: Final answer
   x = 13,852.10