Finding the Fourth Proportional to 8,077.82, 12,121.42 and 3,397.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,077.82 : 12,121.42 = 3,397.48 : x
2. Step 2: Convert to fraction form
   8,077.82/12,121.42 = 3,397.48/x
3. Step 3: Cross multiply
   8,077.82x = 12,121.42 × 3,397.48
4. Step 4: Simplify right side
   8,077.82x = 41,182,282.02
5. Step 5: Solve for x
   x = 41,182,282.02/8,077.82
6. Step 6: Final answer
   x = 5,098.19