Finding the Fourth Proportional to 59,047.49, 88,225.62 and 56,980.37

Step by Step Solution

1. Step 1: Write the proportion equation
   59,047.49 : 88,225.62 = 56,980.37 : x
2. Step 2: Convert to fraction form
   59,047.49/88,225.62 = 56,980.37/x
3. Step 3: Cross multiply
   59,047.49x = 88,225.62 × 56,980.37
4. Step 4: Simplify right side
   59,047.49x = 5,027,128,471.08
5. Step 5: Solve for x
   x = 5,027,128,471.08/59,047.49
6. Step 6: Final answer
   x = 85,137.04