Finding the Fourth Proportional to 2,671.78, 3,687.18 and 1,492.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,671.78 : 3,687.18 = 1,492.86 : x
2. Step 2: Convert to fraction form
   2,671.78/3,687.18 = 1,492.86/x
3. Step 3: Cross multiply
   2,671.78x = 3,687.18 × 1,492.86
4. Step 4: Simplify right side
   2,671.78x = 5,504,443.53
5. Step 5: Solve for x
   x = 5,504,443.53/2,671.78
6. Step 6: Final answer
   x = 2,060.22