Finding the Fourth Proportional to 2,672.88, 3,688.20 and 1,494

Step by Step Solution

1. Step 1: Write the proportion equation
   2,672.88 : 3,688.20 = 1,494 : x
2. Step 2: Convert to fraction form
   2,672.88/3,688.20 = 1,494/x
3. Step 3: Cross multiply
   2,672.88x = 3,688.20 × 1,494
4. Step 4: Simplify right side
   2,672.88x = 5,510,170.80
5. Step 5: Solve for x
   x = 5,510,170.80/2,672.88
6. Step 6: Final answer
   x = 2,061.51