Finding the Fourth Proportional to 2,708.64, 4,061.88 and 953.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,708.64 : 4,061.88 = 953.46 : x
2. Step 2: Convert to fraction form
   2,708.64/4,061.88 = 953.46/x
3. Step 3: Cross multiply
   2,708.64x = 4,061.88 × 953.46
4. Step 4: Simplify right side
   2,708.64x = 3,872,840.10
5. Step 5: Solve for x
   x = 3,872,840.10/2,708.64
6. Step 6: Final answer
   x = 1,429.81