Finding the Fourth Proportional to 2,748.67, 3,793.72 and 1,686.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,748.67 : 3,793.72 = 1,686.41 : x
2. Step 2: Convert to fraction form
   2,748.67/3,793.72 = 1,686.41/x
3. Step 3: Cross multiply
   2,748.67x = 3,793.72 × 1,686.41
4. Step 4: Simplify right side
   2,748.67x = 6,397,767.35
5. Step 5: Solve for x
   x = 6,397,767.35/2,748.67
6. Step 6: Final answer
   x = 2,327.59