Finding the Fourth Proportional to 72,175.78, 108,256.69 and 22,242.47

Step by Step Solution

1. Step 1: Write the proportion equation
   72,175.78 : 108,256.69 = 22,242.47 : x
2. Step 2: Convert to fraction form
   72,175.78/108,256.69 = 22,242.47/x
3. Step 3: Cross multiply
   72,175.78x = 108,256.69 × 22,242.47
4. Step 4: Simplify right side
   72,175.78x = 2,407,895,582.73
5. Step 5: Solve for x
   x = 2,407,895,582.73/72,175.78
6. Step 6: Final answer
   x = 33,361.55