Finding the Fourth Proportional to 2,536.25, 3,502.17 and 2,118.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,536.25 : 3,502.17 = 2,118.83 : x
2. Step 2: Convert to fraction form
   2,536.25/3,502.17 = 2,118.83/x
3. Step 3: Cross multiply
   2,536.25x = 3,502.17 × 2,118.83
4. Step 4: Simplify right side
   2,536.25x = 7,420,485.35
5. Step 5: Solve for x
   x = 7,420,485.35/2,536.25
6. Step 6: Final answer
   x = 2,925.78