Finding the Fourth Proportional to 9,502.80, 13,095.72 and 8,258.64

Step by Step Solution

1. Step 1: Write the proportion equation
   9,502.80 : 13,095.72 = 8,258.64 : x
2. Step 2: Convert to fraction form
   9,502.80/13,095.72 = 8,258.64/x
3. Step 3: Cross multiply
   9,502.80x = 13,095.72 × 8,258.64
4. Step 4: Simplify right side
   9,502.80x = 108,152,837.02
5. Step 5: Solve for x
   x = 108,152,837.02/9,502.80
6. Step 6: Final answer
   x = 11,381.15