Finding the Fourth Proportional to 2,603.98, 3,902.46 and 958.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603.98 : 3,902.46 = 958.96 : x
2. Step 2: Convert to fraction form
   2,603.98/3,902.46 = 958.96/x
3. Step 3: Cross multiply
   2,603.98x = 3,902.46 × 958.96
4. Step 4: Simplify right side
   2,603.98x = 3,742,303.04
5. Step 5: Solve for x
   x = 3,742,303.04/2,603.98
6. Step 6: Final answer
   x = 1,437.15