Finding the Fourth Proportional to 1,552.16, 2,142.02 and 844.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,552.16 : 2,142.02 = 844.05 : x
2. Step 2: Convert to fraction form
   1,552.16/2,142.02 = 844.05/x
3. Step 3: Cross multiply
   1,552.16x = 2,142.02 × 844.05
4. Step 4: Simplify right side
   1,552.16x = 1,807,982.12
5. Step 5: Solve for x
   x = 1,807,982.12/1,552.16
6. Step 6: Final answer
   x = 1,164.81