Finding the Fourth Proportional to 844.02, 1,162.89 and 820.94

Step by Step Solution

1. Step 1: Write the proportion equation
   844.02 : 1,162.89 = 820.94 : x
2. Step 2: Convert to fraction form
   844.02/1,162.89 = 820.94/x
3. Step 3: Cross multiply
   844.02x = 1,162.89 × 820.94
4. Step 4: Simplify right side
   844.02x = 954,657.10
5. Step 5: Solve for x
   x = 954,657.10/844.02
6. Step 6: Final answer
   x = 1,131.08