Finding the Fourth Proportional to 1,632.59, 2,446.72 and 765.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.59 : 2,446.72 = 765.08 : x
2. Step 2: Convert to fraction form
   1,632.59/2,446.72 = 765.08/x
3. Step 3: Cross multiply
   1,632.59x = 2,446.72 × 765.08
4. Step 4: Simplify right side
   1,632.59x = 1,871,920.48
5. Step 5: Solve for x
   x = 1,871,920.48/1,632.59
6. Step 6: Final answer
   x = 1,146.60