Finding the Fourth Proportional to 31,824.72, 43,898.22 and 22,733.28

Step by Step Solution

1. Step 1: Write the proportion equation
   31,824.72 : 43,898.22 = 22,733.28 : x
2. Step 2: Convert to fraction form
   31,824.72/43,898.22 = 22,733.28/x
3. Step 3: Cross multiply
   31,824.72x = 43,898.22 × 22,733.28
4. Step 4: Simplify right side
   31,824.72x = 997,950,526.76
5. Step 5: Solve for x
   x = 997,950,526.76/31,824.72
6. Step 6: Final answer
   x = 31,357.72