Finding the Fourth Proportional to 2,458.29, 3,688.25 and 997.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,458.29 : 3,688.25 = 997.05 : x
2. Step 2: Convert to fraction form
   2,458.29/3,688.25 = 997.05/x
3. Step 3: Cross multiply
   2,458.29x = 3,688.25 × 997.05
4. Step 4: Simplify right side
   2,458.29x = 3,677,364.68
5. Step 5: Solve for x
   x = 3,677,364.68/2,458.29
6. Step 6: Final answer
   x = 1,495.90