Finding the Fourth Proportional to 74,498.27, 111,749.43 and 21,909.43

Step by Step Solution

1. Step 1: Write the proportion equation
   74,498.27 : 111,749.43 = 21,909.43 : x
2. Step 2: Convert to fraction form
   74,498.27/111,749.43 = 21,909.43/x
3. Step 3: Cross multiply
   74,498.27x = 111,749.43 × 21,909.43
4. Step 4: Simplify right side
   74,498.27x = 2,448,365,755.38
5. Step 5: Solve for x
   x = 2,448,365,755.38/74,498.27
6. Step 6: Final answer
   x = 32,864.73