Finding the Fourth Proportional to 2,535.31, 3,798.96 and 2,013.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,535.31 : 3,798.96 = 2,013.99 : x
2. Step 2: Convert to fraction form
   2,535.31/3,798.96 = 2,013.99/x
3. Step 3: Cross multiply
   2,535.31x = 3,798.96 × 2,013.99
4. Step 4: Simplify right side
   2,535.31x = 7,651,067.45
5. Step 5: Solve for x
   x = 7,651,067.45/2,535.31
6. Step 6: Final answer
   x = 3,017.80