Finding the Fourth Proportional to 12,717.31, 17,550.92 and 7,052.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,717.31 : 17,550.92 = 7,052.62 : x
2. Step 2: Convert to fraction form
   12,717.31/17,550.92 = 7,052.62/x
3. Step 3: Cross multiply
   12,717.31x = 17,550.92 × 7,052.62
4. Step 4: Simplify right side
   12,717.31x = 123,779,969.41
5. Step 5: Solve for x
   x = 123,779,969.41/12,717.31
6. Step 6: Final answer
   x = 9,733.19