Finding the Fourth Proportional to 58,398.50, 80,589.94 and 31,902.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,398.50 : 80,589.94 = 31,902.50 : x
2. Step 2: Convert to fraction form
   58,398.50/80,589.94 = 31,902.50/x
3. Step 3: Cross multiply
   58,398.50x = 80,589.94 × 31,902.50
4. Step 4: Simplify right side
   58,398.50x = 2,571,020,560.85
5. Step 5: Solve for x
   x = 2,571,020,560.85/58,398.50
6. Step 6: Final answer
   x = 44,025.46