Finding the Fourth Proportional to 59,287.36, 89,047.52 and 57,651.52

Step by Step Solution

1. Step 1: Write the proportion equation
   59,287.36 : 89,047.52 = 57,651.52 : x
2. Step 2: Convert to fraction form
   59,287.36/89,047.52 = 57,651.52/x
3. Step 3: Cross multiply
   59,287.36x = 89,047.52 × 57,651.52
4. Step 4: Simplify right side
   59,287.36x = 5,133,724,880.23
5. Step 5: Solve for x
   x = 5,133,724,880.23/59,287.36
6. Step 6: Final answer
   x = 86,590.55