Finding the Fourth Proportional to 32,404.14, 48,618.90 and 12,679.32

Step by Step Solution

1. Step 1: Write the proportion equation
   32,404.14 : 48,618.90 = 12,679.32 : x
2. Step 2: Convert to fraction form
   32,404.14/48,618.90 = 12,679.32/x
3. Step 3: Cross multiply
   32,404.14x = 48,618.90 × 12,679.32
4. Step 4: Simplify right side
   32,404.14x = 616,454,591.15
5. Step 5: Solve for x
   x = 616,454,591.15/32,404.14
6. Step 6: Final answer
   x = 19,023.95