Finding the Fourth Proportional to 32,466.78, 48,785.22 and 28,317.15

Step by Step Solution

1. Step 1: Write the proportion equation
   32,466.78 : 48,785.22 = 28,317.15 : x
2. Step 2: Convert to fraction form
   32,466.78/48,785.22 = 28,317.15/x
3. Step 3: Cross multiply
   32,466.78x = 48,785.22 × 28,317.15
4. Step 4: Simplify right side
   32,466.78x = 1,381,458,392.52
5. Step 5: Solve for x
   x = 1,381,458,392.52/32,466.78
6. Step 6: Final answer
   x = 42,549.90