Finding the Fourth Proportional to 32,772.50, 49,158.94 and 8,148.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,772.50 : 49,158.94 = 8,148.50 : x
2. Step 2: Convert to fraction form
   32,772.50/49,158.94 = 8,148.50/x
3. Step 3: Cross multiply
   32,772.50x = 49,158.94 × 8,148.50
4. Step 4: Simplify right side
   32,772.50x = 400,571,622.59
5. Step 5: Solve for x
   x = 400,571,622.59/32,772.50
6. Step 6: Final answer
   x = 12,222.80