Finding the Fourth Proportional to 22,807.32, 31,491.90 and 17,493.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,807.32 : 31,491.90 = 17,493.72 : x
2. Step 2: Convert to fraction form
   22,807.32/31,491.90 = 17,493.72/x
3. Step 3: Cross multiply
   22,807.32x = 31,491.90 × 17,493.72
4. Step 4: Simplify right side
   22,807.32x = 550,910,480.87
5. Step 5: Solve for x
   x = 550,910,480.87/22,807.32
6. Step 6: Final answer
   x = 24,154.99