Finding the Fourth Proportional to 59,057.89, 88,499.32 and 48,602.21

Step by Step Solution

1. Step 1: Write the proportion equation
   59,057.89 : 88,499.32 = 48,602.21 : x
2. Step 2: Convert to fraction form
   59,057.89/88,499.32 = 48,602.21/x
3. Step 3: Cross multiply
   59,057.89x = 88,499.32 × 48,602.21
4. Step 4: Simplify right side
   59,057.89x = 4,301,262,314.25
5. Step 5: Solve for x
   x = 4,301,262,314.25/59,057.89
6. Step 6: Final answer
   x = 72,831.29