Finding the Fourth Proportional to 89,959.98, 124,155.30 and 74,825.94

Step by Step Solution

1. Step 1: Write the proportion equation
   89,959.98 : 124,155.30 = 74,825.94 : x
2. Step 2: Convert to fraction form
   89,959.98/124,155.30 = 74,825.94/x
3. Step 3: Cross multiply
   89,959.98x = 124,155.30 × 74,825.94
4. Step 4: Simplify right side
   89,959.98x = 9,290,037,028.48
5. Step 5: Solve for x
   x = 9,290,037,028.48/89,959.98
6. Step 6: Final answer
   x = 103,268.55