Finding the Fourth Proportional to 3,414.88, 5,118.67 and 2,438.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,414.88 : 5,118.67 = 2,438.02 : x
2. Step 2: Convert to fraction form
   3,414.88/5,118.67 = 2,438.02/x
3. Step 3: Cross multiply
   3,414.88x = 5,118.67 × 2,438.02
4. Step 4: Simplify right side
   3,414.88x = 12,479,436.82
5. Step 5: Solve for x
   x = 12,479,436.82/3,414.88
6. Step 6: Final answer
   x = 3,654.42