Finding the Fourth Proportional to 2,458.29, 3,686.52 and 897.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,458.29 : 3,686.52 = 897.78 : x
2. Step 2: Convert to fraction form
   2,458.29/3,686.52 = 897.78/x
3. Step 3: Cross multiply
   2,458.29x = 3,686.52 × 897.78
4. Step 4: Simplify right side
   2,458.29x = 3,309,683.93
5. Step 5: Solve for x
   x = 3,309,683.93/2,458.29
6. Step 6: Final answer
   x = 1,346.34