Finding the Fourth Proportional to 2,598.90, 3,898.34 and 954.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598.90 : 3,898.34 = 954.73 : x
2. Step 2: Convert to fraction form
   2,598.90/3,898.34 = 954.73/x
3. Step 3: Cross multiply
   2,598.90x = 3,898.34 × 954.73
4. Step 4: Simplify right side
   2,598.90x = 3,721,862.15
5. Step 5: Solve for x
   x = 3,721,862.15/2,598.90
6. Step 6: Final answer
   x = 1,432.09