Finding the Fourth Proportional to 12,725.47, 17,561.12 and 7,061.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,725.47 : 17,561.12 = 7,061.08 : x
2. Step 2: Convert to fraction form
   12,725.47/17,561.12 = 7,061.08/x
3. Step 3: Cross multiply
   12,725.47x = 17,561.12 × 7,061.08
4. Step 4: Simplify right side
   12,725.47x = 124,000,473.21
5. Step 5: Solve for x
   x = 124,000,473.21/12,725.47
6. Step 6: Final answer
   x = 9,744.27