Finding the Fourth Proportional to 23,702.46, 32,708.72 and 13,091.87

Step by Step Solution

1. Step 1: Write the proportion equation
   23,702.46 : 32,708.72 = 13,091.87 : x
2. Step 2: Convert to fraction form
   23,702.46/32,708.72 = 13,091.87/x
3. Step 3: Cross multiply
   23,702.46x = 32,708.72 × 13,091.87
4. Step 4: Simplify right side
   23,702.46x = 428,218,081.10
5. Step 5: Solve for x
   x = 428,218,081.10/23,702.46
6. Step 6: Final answer
   x = 18,066.40