Finding the Fourth Proportional to 2,597.31, 3,896.37 and 954.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,597.31 : 3,896.37 = 954.90 : x
2. Step 2: Convert to fraction form
   2,597.31/3,896.37 = 954.90/x
3. Step 3: Cross multiply
   2,597.31x = 3,896.37 × 954.90
4. Step 4: Simplify right side
   2,597.31x = 3,720,643.71
5. Step 5: Solve for x
   x = 3,720,643.71/2,597.31
6. Step 6: Final answer
   x = 1,432.50