Finding the Fourth Proportional to 1,363.72, 1,882.56 and 832.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363.72 : 1,882.56 = 832.64 : x
2. Step 2: Convert to fraction form
   1,363.72/1,882.56 = 832.64/x
3. Step 3: Cross multiply
   1,363.72x = 1,882.56 × 832.64
4. Step 4: Simplify right side
   1,363.72x = 1,567,494.76
5. Step 5: Solve for x
   x = 1,567,494.76/1,363.72
6. Step 6: Final answer
   x = 1,149.43