Finding the Fourth Proportional to 17,002.60, 25,471.42 and 9,965.32

Step by Step Solution

1. Step 1: Write the proportion equation
   17,002.60 : 25,471.42 = 9,965.32 : x
2. Step 2: Convert to fraction form
   17,002.60/25,471.42 = 9,965.32/x
3. Step 3: Cross multiply
   17,002.60x = 25,471.42 × 9,965.32
4. Step 4: Simplify right side
   17,002.60x = 253,830,851.15
5. Step 5: Solve for x
   x = 253,830,851.15/17,002.60
6. Step 6: Final answer
   x = 14,928.94