Finding the Fourth Proportional to 23,517.28, 32,453.82 and 12,906.94

Step by Step Solution

1. Step 1: Write the proportion equation
   23,517.28 : 32,453.82 = 12,906.94 : x
2. Step 2: Convert to fraction form
   23,517.28/32,453.82 = 12,906.94/x
3. Step 3: Cross multiply
   23,517.28x = 32,453.82 × 12,906.94
4. Step 4: Simplify right side
   23,517.28x = 418,879,507.51
5. Step 5: Solve for x
   x = 418,879,507.51/23,517.28
6. Step 6: Final answer
   x = 17,811.56