Finding the Fourth Proportional to 2,345.69, 3,518.03 and 958.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.69 : 3,518.03 = 958.67 : x
2. Step 2: Convert to fraction form
   2,345.69/3,518.03 = 958.67/x
3. Step 3: Cross multiply
   2,345.69x = 3,518.03 × 958.67
4. Step 4: Simplify right side
   2,345.69x = 3,372,627.82
5. Step 5: Solve for x
   x = 3,372,627.82/2,345.69
6. Step 6: Final answer
   x = 1,437.80