Finding the Fourth Proportional to 89,139.10, 123,007.16 and 48,852.94

Step by Step Solution

1. Step 1: Write the proportion equation
   89,139.10 : 123,007.16 = 48,852.94 : x
2. Step 2: Convert to fraction form
   89,139.10/123,007.16 = 48,852.94/x
3. Step 3: Cross multiply
   89,139.10x = 123,007.16 × 48,852.94
4. Step 4: Simplify right side
   89,139.10x = 6,009,261,407.05
5. Step 5: Solve for x
   x = 6,009,261,407.05/89,139.10
6. Step 6: Final answer
   x = 67,414.43