Finding the Fourth Proportional to 57,990.29, 80,019.11 and 34,108.25

Step by Step Solution

1. Step 1: Write the proportion equation
   57,990.29 : 80,019.11 = 34,108.25 : x
2. Step 2: Convert to fraction form
   57,990.29/80,019.11 = 34,108.25/x
3. Step 3: Cross multiply
   57,990.29x = 80,019.11 × 34,108.25
4. Step 4: Simplify right side
   57,990.29x = 2,729,311,493.83
5. Step 5: Solve for x
   x = 2,729,311,493.83/57,990.29
6. Step 6: Final answer
   x = 47,064.98