Finding the Fourth Proportional to 23,672.43, 32,668.14 and 13,062.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,672.43 : 32,668.14 = 13,062.78 : x
2. Step 2: Convert to fraction form
   23,672.43/32,668.14 = 13,062.78/x
3. Step 3: Cross multiply
   23,672.43x = 32,668.14 × 13,062.78
4. Step 4: Simplify right side
   23,672.43x = 426,736,725.83
5. Step 5: Solve for x
   x = 426,736,725.83/23,672.43
6. Step 6: Final answer
   x = 18,026.74