Finding the Fourth Proportional to 10,755.50, 14,820.71 and 8,237.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,755.50 : 14,820.71 = 8,237.61 : x
2. Step 2: Convert to fraction form
   10,755.50/14,820.71 = 8,237.61/x
3. Step 3: Cross multiply
   10,755.50x = 14,820.71 × 8,237.61
4. Step 4: Simplify right side
   10,755.50x = 122,087,187.72
5. Step 5: Solve for x
   x = 122,087,187.72/10,755.50
6. Step 6: Final answer
   x = 11,351.15