Finding the Fourth Proportional to 1,632.56, 2,253.20 and 933.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.56 : 2,253.20 = 933.92 : x
2. Step 2: Convert to fraction form
   1,632.56/2,253.20 = 933.92/x
3. Step 3: Cross multiply
   1,632.56x = 2,253.20 × 933.92
4. Step 4: Simplify right side
   1,632.56x = 2,104,308.54
5. Step 5: Solve for x
   x = 2,104,308.54/1,632.56
6. Step 6: Final answer
   x = 1,288.96