Finding the Fourth Proportional to 2,275.56, 3,410.30 and 958.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,275.56 : 3,410.30 = 958.10 : x
2. Step 2: Convert to fraction form
   2,275.56/3,410.30 = 958.10/x
3. Step 3: Cross multiply
   2,275.56x = 3,410.30 × 958.10
4. Step 4: Simplify right side
   2,275.56x = 3,267,393.77
5. Step 5: Solve for x
   x = 3,267,393.77/2,275.56
6. Step 6: Final answer
   x = 1,435.86