Finding the Fourth Proportional to 8,151.54, 12,225.35 and 3,764.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,151.54 : 12,225.35 = 3,764.78 : x
2. Step 2: Convert to fraction form
   8,151.54/12,225.35 = 3,764.78/x
3. Step 3: Cross multiply
   8,151.54x = 12,225.35 × 3,764.78
4. Step 4: Simplify right side
   8,151.54x = 46,025,753.17
5. Step 5: Solve for x
   x = 46,025,753.17/8,151.54
6. Step 6: Final answer
   x = 5,646.26