Finding the Fourth Proportional to 23,724.18, 32,738.88 and 13,113.57

Step by Step Solution

1. Step 1: Write the proportion equation
   23,724.18 : 32,738.88 = 13,113.57 : x
2. Step 2: Convert to fraction form
   23,724.18/32,738.88 = 13,113.57/x
3. Step 3: Cross multiply
   23,724.18x = 32,738.88 × 13,113.57
4. Step 4: Simplify right side
   23,724.18x = 429,323,594.60
5. Step 5: Solve for x
   x = 429,323,594.60/23,724.18
6. Step 6: Final answer
   x = 18,096.46