Finding the Fourth Proportional to 32,367.32, 48,569.86 and 13,646.20

Step by Step Solution

1. Step 1: Write the proportion equation
   32,367.32 : 48,569.86 = 13,646.20 : x
2. Step 2: Convert to fraction form
   32,367.32/48,569.86 = 13,646.20/x
3. Step 3: Cross multiply
   32,367.32x = 48,569.86 × 13,646.20
4. Step 4: Simplify right side
   32,367.32x = 662,794,023.53
5. Step 5: Solve for x
   x = 662,794,023.53/32,367.32
6. Step 6: Final answer
   x = 20,477.26