Finding the Fourth Proportional to 9,517.32, 13,138.02 and 7,160.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,517.32 : 13,138.02 = 7,160.04 : x
2. Step 2: Convert to fraction form
   9,517.32/13,138.02 = 7,160.04/x
3. Step 3: Cross multiply
   9,517.32x = 13,138.02 × 7,160.04
4. Step 4: Simplify right side
   9,517.32x = 94,068,748.72
5. Step 5: Solve for x
   x = 94,068,748.72/9,517.32
6. Step 6: Final answer
   x = 9,883.95