Finding the Fourth Proportional to 1,162.24, 1,744.62 and 836.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,162.24 : 1,744.62 = 836.56 : x
2. Step 2: Convert to fraction form
   1,162.24/1,744.62 = 836.56/x
3. Step 3: Cross multiply
   1,162.24x = 1,744.62 × 836.56
4. Step 4: Simplify right side
   1,162.24x = 1,459,479.31
5. Step 5: Solve for x
   x = 1,459,479.31/1,162.24
6. Step 6: Final answer
   x = 1,255.75