Finding the Fourth Proportional to 2,343.98, 3,516.04 and 958.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,343.98 : 3,516.04 = 958.72 : x
2. Step 2: Convert to fraction form
   2,343.98/3,516.04 = 958.72/x
3. Step 3: Cross multiply
   2,343.98x = 3,516.04 × 958.72
4. Step 4: Simplify right side
   2,343.98x = 3,370,897.87
5. Step 5: Solve for x
   x = 3,370,897.87/2,343.98
6. Step 6: Final answer
   x = 1,438.11