Finding the Fourth Proportional to 59,277.73, 88,979.25 and 57,939.13

Step by Step Solution

1. Step 1: Write the proportion equation
   59,277.73 : 88,979.25 = 57,939.13 : x
2. Step 2: Convert to fraction form
   59,277.73/88,979.25 = 57,939.13/x
3. Step 3: Cross multiply
   59,277.73x = 88,979.25 × 57,939.13
4. Step 4: Simplify right side
   59,277.73x = 5,155,380,333.05
5. Step 5: Solve for x
   x = 5,155,380,333.05/59,277.73
6. Step 6: Final answer
   x = 86,969.94