Finding the Fourth Proportional to 89,851.42, 124,043.52 and 54,049.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,851.42 : 124,043.52 = 54,049.42 : x
2. Step 2: Convert to fraction form
   89,851.42/124,043.52 = 54,049.42/x
3. Step 3: Cross multiply
   89,851.42x = 124,043.52 × 54,049.42
4. Step 4: Simplify right side
   89,851.42x = 6,704,480,310.76
5. Step 5: Solve for x
   x = 6,704,480,310.76/89,851.42
6. Step 6: Final answer
   x = 74,617.41