Finding the Fourth Proportional to 32,911.50, 45,417.90 and 18,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,911.50 : 45,417.90 = 18,007.50 : x
2. Step 2: Convert to fraction form
   32,911.50/45,417.90 = 18,007.50/x
3. Step 3: Cross multiply
   32,911.50x = 45,417.90 × 18,007.50
4. Step 4: Simplify right side
   32,911.50x = 817,862,834.25
5. Step 5: Solve for x
   x = 817,862,834.25/32,911.50
6. Step 6: Final answer
   x = 24,850.37