Finding the Fourth Proportional to 23,758.84, 32,785.62 and 13,147.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,758.84 : 32,785.62 = 13,147.72 : x
2. Step 2: Convert to fraction form
   23,758.84/32,785.62 = 13,147.72/x
3. Step 3: Cross multiply
   23,758.84x = 32,785.62 × 13,147.72
4. Step 4: Simplify right side
   23,758.84x = 431,056,151.79
5. Step 5: Solve for x
   x = 431,056,151.79/23,758.84
6. Step 6: Final answer
   x = 18,142.98