Finding the Fourth Proportional to 32,467.66, 48,728.82 and 12,760.05

Step by Step Solution

1. Step 1: Write the proportion equation
   32,467.66 : 48,728.82 = 12,760.05 : x
2. Step 2: Convert to fraction form
   32,467.66/48,728.82 = 12,760.05/x
3. Step 3: Cross multiply
   32,467.66x = 48,728.82 × 12,760.05
4. Step 4: Simplify right side
   32,467.66x = 621,782,410.22
5. Step 5: Solve for x
   x = 621,782,410.22/32,467.66
6. Step 6: Final answer
   x = 19,150.82