Finding the Fourth Proportional to 58,400.50, 80,592.70 and 31,904.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,400.50 : 80,592.70 = 31,904.50 : x
2. Step 2: Convert to fraction form
   58,400.50/80,592.70 = 31,904.50/x
3. Step 3: Cross multiply
   58,400.50x = 80,592.70 × 31,904.50
4. Step 4: Simplify right side
   58,400.50x = 2,571,269,797.15
5. Step 5: Solve for x
   x = 2,571,269,797.15/58,400.50
6. Step 6: Final answer
   x = 44,028.22