Finding the Fourth Proportional to 3,422.46, 5,136.42 and 2,498.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,422.46 : 5,136.42 = 2,498.46 : x
2. Step 2: Convert to fraction form
   3,422.46/5,136.42 = 2,498.46/x
3. Step 3: Cross multiply
   3,422.46x = 5,136.42 × 2,498.46
4. Step 4: Simplify right side
   3,422.46x = 12,833,139.91
5. Step 5: Solve for x
   x = 12,833,139.91/3,422.46
6. Step 6: Final answer
   x = 3,749.68