Finding the Fourth Proportional to 2,685.34, 4,025.58 and 953.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,685.34 : 4,025.58 = 953.56 : x
2. Step 2: Convert to fraction form
   2,685.34/4,025.58 = 953.56/x
3. Step 3: Cross multiply
   2,685.34x = 4,025.58 × 953.56
4. Step 4: Simplify right side
   2,685.34x = 3,838,632.06
5. Step 5: Solve for x
   x = 3,838,632.06/2,685.34
6. Step 6: Final answer
   x = 1,429.48