Finding the Fourth Proportional to 23,510.20, 32,441.98 and 13,436.64

Step by Step Solution

1. Step 1: Write the proportion equation
   23,510.20 : 32,441.98 = 13,436.64 : x
2. Step 2: Convert to fraction form
   23,510.20/32,441.98 = 13,436.64/x
3. Step 3: Cross multiply
   23,510.20x = 32,441.98 × 13,436.64
4. Step 4: Simplify right side
   23,510.20x = 435,911,206.15
5. Step 5: Solve for x
   x = 435,911,206.15/23,510.20
6. Step 6: Final answer
   x = 18,541.37