Finding the Fourth Proportional to 23,648.76, 32,635.55 and 13,038.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,648.76 : 32,635.55 = 13,038.78 : x
2. Step 2: Convert to fraction form
   23,648.76/32,635.55 = 13,038.78/x
3. Step 3: Cross multiply
   23,648.76x = 32,635.55 × 13,038.78
4. Step 4: Simplify right side
   23,648.76x = 425,527,691.44
5. Step 5: Solve for x
   x = 425,527,691.44/23,648.76
6. Step 6: Final answer
   x = 17,993.66