Finding the Fourth Proportional to 2,630.90, 3,922.84 and 2,536.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,630.90 : 3,922.84 = 2,536.04 : x
2. Step 2: Convert to fraction form
   2,630.90/3,922.84 = 2,536.04/x
3. Step 3: Cross multiply
   2,630.90x = 3,922.84 × 2,536.04
4. Step 4: Simplify right side
   2,630.90x = 9,948,479.15
5. Step 5: Solve for x
   x = 9,948,479.15/2,630.90
6. Step 6: Final answer
   x = 3,781.40