Finding the Fourth Proportional to 32,461.46, 48,662.81 and 12,734.72

Step by Step Solution

1. Step 1: Write the proportion equation
   32,461.46 : 48,662.81 = 12,734.72 : x
2. Step 2: Convert to fraction form
   32,461.46/48,662.81 = 12,734.72/x
3. Step 3: Cross multiply
   32,461.46x = 48,662.81 × 12,734.72
4. Step 4: Simplify right side
   32,461.46x = 619,707,317.75
5. Step 5: Solve for x
   x = 619,707,317.75/32,461.46
6. Step 6: Final answer
   x = 19,090.55