Finding the Fourth Proportional to 17,060.22, 25,571.16 and 7,686.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,060.22 : 25,571.16 = 7,686.18 : x
2. Step 2: Convert to fraction form
   17,060.22/25,571.16 = 7,686.18/x
3. Step 3: Cross multiply
   17,060.22x = 25,571.16 × 7,686.18
4. Step 4: Simplify right side
   17,060.22x = 196,544,538.57
5. Step 5: Solve for x
   x = 196,544,538.57/17,060.22
6. Step 6: Final answer
   x = 11,520.63