Finding the Fourth Proportional to 2,342.76, 3,513.15 and 955.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,342.76 : 3,513.15 = 955.15 : x
2. Step 2: Convert to fraction form
   2,342.76/3,513.15 = 955.15/x
3. Step 3: Cross multiply
   2,342.76x = 3,513.15 × 955.15
4. Step 4: Simplify right side
   2,342.76x = 3,355,567.66
5. Step 5: Solve for x
   x = 3,355,567.66/2,342.76
6. Step 6: Final answer
   x = 1,432.31