Finding the Fourth Proportional to 11,314.96, 16,940.71 and 8,532.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,314.96 : 16,940.71 = 8,532.88 : x
2. Step 2: Convert to fraction form
   11,314.96/16,940.71 = 8,532.88/x
3. Step 3: Cross multiply
   11,314.96x = 16,940.71 × 8,532.88
4. Step 4: Simplify right side
   11,314.96x = 144,553,045.54
5. Step 5: Solve for x
   x = 144,553,045.54/11,314.96
6. Step 6: Final answer
   x = 12,775.39