Finding the Fourth Proportional to 2,077.65, 3,123.77 and 1,738.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.65 : 3,123.77 = 1,738.67 : x
2. Step 2: Convert to fraction form
   2,077.65/3,123.77 = 1,738.67/x
3. Step 3: Cross multiply
   2,077.65x = 3,123.77 × 1,738.67
4. Step 4: Simplify right side
   2,077.65x = 5,431,180.87
5. Step 5: Solve for x
   x = 5,431,180.87/2,077.65
6. Step 6: Final answer
   x = 2,614.10