Finding the Fourth Proportional to 12,287.56, 16,943.70 and 8,088.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,287.56 : 16,943.70 = 8,088.52 : x
2. Step 2: Convert to fraction form
   12,287.56/16,943.70 = 8,088.52/x
3. Step 3: Cross multiply
   12,287.56x = 16,943.70 × 8,088.52
4. Step 4: Simplify right side
   12,287.56x = 137,049,456.32
5. Step 5: Solve for x
   x = 137,049,456.32/12,287.56
6. Step 6: Final answer
   x = 11,153.51