Finding the Fourth Proportional to 12,717.86, 17,550.56 and 7,052.61

Step by Step Solution

1. Step 1: Write the proportion equation
   12,717.86 : 17,550.56 = 7,052.61 : x
2. Step 2: Convert to fraction form
   12,717.86/17,550.56 = 7,052.61/x
3. Step 3: Cross multiply
   12,717.86x = 17,550.56 × 7,052.61
4. Step 4: Simplify right side
   12,717.86x = 123,777,254.96
5. Step 5: Solve for x
   x = 123,777,254.96/12,717.86
6. Step 6: Final answer
   x = 9,732.55