Finding the Fourth Proportional to 9,382.08, 12,924.72 and 8,708.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,382.08 : 12,924.72 = 8,708.16 : x
2. Step 2: Convert to fraction form
   9,382.08/12,924.72 = 8,708.16/x
3. Step 3: Cross multiply
   9,382.08x = 12,924.72 × 8,708.16
4. Step 4: Simplify right side
   9,382.08x = 112,550,529.72
5. Step 5: Solve for x
   x = 112,550,529.72/9,382.08
6. Step 6: Final answer
   x = 11,996.33