Finding the Fourth Proportional to 2,535.68, 3,499.20 and 1,540.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,535.68 : 3,499.20 = 1,540.82 : x
2. Step 2: Convert to fraction form
   2,535.68/3,499.20 = 1,540.82/x
3. Step 3: Cross multiply
   2,535.68x = 3,499.20 × 1,540.82
4. Step 4: Simplify right side
   2,535.68x = 5,391,637.34
5. Step 5: Solve for x
   x = 5,391,637.34/2,535.68
6. Step 6: Final answer
   x = 2,126.31