Finding the Fourth Proportional to 32,410.68, 48,596.57 and 12,665.71

Step by Step Solution

1. Step 1: Write the proportion equation
   32,410.68 : 48,596.57 = 12,665.71 : x
2. Step 2: Convert to fraction form
   32,410.68/48,596.57 = 12,665.71/x
3. Step 3: Cross multiply
   32,410.68x = 48,596.57 × 12,665.71
4. Step 4: Simplify right side
   32,410.68x = 615,510,062.61
5. Step 5: Solve for x
   x = 615,510,062.61/32,410.68
6. Step 6: Final answer
   x = 18,990.96