Finding the Fourth Proportional to 249,922.52, 374,845.25 and 81,442.41

Step by Step Solution

1. Step 1: Write the proportion equation
   249,922.52 : 374,845.25 = 81,442.41 : x
2. Step 2: Convert to fraction form
   249,922.52/374,845.25 = 81,442.41/x
3. Step 3: Cross multiply
   249,922.52x = 374,845.25 × 81,442.41
4. Step 4: Simplify right side
   249,922.52x = 30,528,300,740.66
5. Step 5: Solve for x
   x = 30,528,300,740.66/249,922.52
6. Step 6: Final answer
   x = 122,151.06