Finding the Fourth Proportional to 8,145.83, 12,220.27 and 3,703.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,145.83 : 12,220.27 = 3,703.82 : x
2. Step 2: Convert to fraction form
   8,145.83/12,220.27 = 3,703.82/x
3. Step 3: Cross multiply
   8,145.83x = 12,220.27 × 3,703.82
4. Step 4: Simplify right side
   8,145.83x = 45,261,680.43
5. Step 5: Solve for x
   x = 45,261,680.43/8,145.83
6. Step 6: Final answer
   x = 5,556.42