Finding the Fourth Proportional to 23,411.91, 32,308.12 and 13,340.95

Step by Step Solution

1. Step 1: Write the proportion equation
   23,411.91 : 32,308.12 = 13,340.95 : x
2. Step 2: Convert to fraction form
   23,411.91/32,308.12 = 13,340.95/x
3. Step 3: Cross multiply
   23,411.91x = 32,308.12 × 13,340.95
4. Step 4: Simplify right side
   23,411.91x = 431,020,899.39
5. Step 5: Solve for x
   x = 431,020,899.39/23,411.91
6. Step 6: Final answer
   x = 18,410.33