Finding the Fourth Proportional to 32,770.25, 49,155.56 and 8,146.25

Step by Step Solution

1. Step 1: Write the proportion equation
   32,770.25 : 49,155.56 = 8,146.25 : x
2. Step 2: Convert to fraction form
   32,770.25/49,155.56 = 8,146.25/x
3. Step 3: Cross multiply
   32,770.25x = 49,155.56 × 8,146.25
4. Step 4: Simplify right side
   32,770.25x = 400,433,480.65
5. Step 5: Solve for x
   x = 400,433,480.65/32,770.25
6. Step 6: Final answer
   x = 12,219.42