Finding the Fourth Proportional to 32,481.50, 48,713.63 and 12,760.22

Step by Step Solution

1. Step 1: Write the proportion equation
   32,481.50 : 48,713.63 = 12,760.22 : x
2. Step 2: Convert to fraction form
   32,481.50/48,713.63 = 12,760.22/x
3. Step 3: Cross multiply
   32,481.50x = 48,713.63 × 12,760.22
4. Step 4: Simplify right side
   32,481.50x = 621,596,693.78
5. Step 5: Solve for x
   x = 621,596,693.78/32,481.50
6. Step 6: Final answer
   x = 19,136.95