Finding the Fourth Proportional to 1,632.94, 2,253.76 and 934.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.94 : 2,253.76 = 934.31 : x
2. Step 2: Convert to fraction form
   1,632.94/2,253.76 = 934.31/x
3. Step 3: Cross multiply
   1,632.94x = 2,253.76 × 934.31
4. Step 4: Simplify right side
   1,632.94x = 2,105,713.80
5. Step 5: Solve for x
   x = 2,105,713.80/1,632.94
6. Step 6: Final answer
   x = 1,289.53