Finding the Fourth Proportional to 2,692.37, 3,715.28 and 1,513.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,692.37 : 3,715.28 = 1,513.61 : x
2. Step 2: Convert to fraction form
   2,692.37/3,715.28 = 1,513.61/x
3. Step 3: Cross multiply
   2,692.37x = 3,715.28 × 1,513.61
4. Step 4: Simplify right side
   2,692.37x = 5,623,484.96
5. Step 5: Solve for x
   x = 5,623,484.96/2,692.37
6. Step 6: Final answer
   x = 2,088.67