Finding the Fourth Proportional to 2,301.46, 3,453.94 and 1,686.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.46 : 3,453.94 = 1,686.77 : x
2. Step 2: Convert to fraction form
   2,301.46/3,453.94 = 1,686.77/x
3. Step 3: Cross multiply
   2,301.46x = 3,453.94 × 1,686.77
4. Step 4: Simplify right side
   2,301.46x = 5,826,013.12
5. Step 5: Solve for x
   x = 5,826,013.12/2,301.46
6. Step 6: Final answer
   x = 2,531.44