Finding the Fourth Proportional to 3,674.28, 5,507.70 and 1,826.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,674.28 : 5,507.70 = 1,826.72 : x
2. Step 2: Convert to fraction form
   3,674.28/5,507.70 = 1,826.72/x
3. Step 3: Cross multiply
   3,674.28x = 5,507.70 × 1,826.72
4. Step 4: Simplify right side
   3,674.28x = 10,061,025.74
5. Step 5: Solve for x
   x = 10,061,025.74/3,674.28
6. Step 6: Final answer
   x = 2,738.23