Finding the Fourth Proportional to 2,692.43, 3,715.34 and 1,513.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,692.43 : 3,715.34 = 1,513.28 : x
2. Step 2: Convert to fraction form
   2,692.43/3,715.34 = 1,513.28/x
3. Step 3: Cross multiply
   2,692.43x = 3,715.34 × 1,513.28
4. Step 4: Simplify right side
   2,692.43x = 5,622,323.57
5. Step 5: Solve for x
   x = 5,622,323.57/2,692.43
6. Step 6: Final answer
   x = 2,088.20