Finding the Fourth Proportional to 22,492.89, 31,043.97 and 21,496.41

Step by Step Solution

1. Step 1: Write the proportion equation
   22,492.89 : 31,043.97 = 21,496.41 : x
2. Step 2: Convert to fraction form
   22,492.89/31,043.97 = 21,496.41/x
3. Step 3: Cross multiply
   22,492.89x = 31,043.97 × 21,496.41
4. Step 4: Simplify right side
   22,492.89x = 667,333,907.15
5. Step 5: Solve for x
   x = 667,333,907.15/22,492.89
6. Step 6: Final answer
   x = 29,668.66