Finding the Fourth Proportional to 1,016.02, 1,399.71 and 837.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.02 : 1,399.71 = 837.82 : x
2. Step 2: Convert to fraction form
   1,016.02/1,399.71 = 837.82/x
3. Step 3: Cross multiply
   1,016.02x = 1,399.71 × 837.82
4. Step 4: Simplify right side
   1,016.02x = 1,172,705.03
5. Step 5: Solve for x
   x = 1,172,705.03/1,016.02
6. Step 6: Final answer
   x = 1,154.21