Finding the Fourth Proportional to 2,671.64, 3,686.89 and 1,492.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,671.64 : 3,686.89 = 1,492.57 : x
2. Step 2: Convert to fraction form
   2,671.64/3,686.89 = 1,492.57/x
3. Step 3: Cross multiply
   2,671.64x = 3,686.89 × 1,492.57
4. Step 4: Simplify right side
   2,671.64x = 5,502,928.46
5. Step 5: Solve for x
   x = 5,502,928.46/2,671.64
6. Step 6: Final answer
   x = 2,059.76