Finding the Fourth Proportional to 32,411.61, 48,541.88 and 31,289.15

Step by Step Solution

1. Step 1: Write the proportion equation
   32,411.61 : 48,541.88 = 31,289.15 : x
2. Step 2: Convert to fraction form
   32,411.61/48,541.88 = 31,289.15/x
3. Step 3: Cross multiply
   32,411.61x = 48,541.88 × 31,289.15
4. Step 4: Simplify right side
   32,411.61x = 1,518,833,765.45
5. Step 5: Solve for x
   x = 1,518,833,765.45/32,411.61
6. Step 6: Final answer
   x = 46,860.79