Finding the Fourth Proportional to 21,611.71, 32,401.82 and 14,574.24

Step by Step Solution

1. Step 1: Write the proportion equation
   21,611.71 : 32,401.82 = 14,574.24 : x
2. Step 2: Convert to fraction form
   21,611.71/32,401.82 = 14,574.24/x
3. Step 3: Cross multiply
   21,611.71x = 32,401.82 × 14,574.24
4. Step 4: Simplify right side
   21,611.71x = 472,231,855.57
5. Step 5: Solve for x
   x = 472,231,855.57/21,611.71
6. Step 6: Final answer
   x = 21,850.74