Finding the Fourth Proportional to 1,996.02, 2,993.31 and 841.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.02 : 2,993.31 = 841.86 : x
2. Step 2: Convert to fraction form
   1,996.02/2,993.31 = 841.86/x
3. Step 3: Cross multiply
   1,996.02x = 2,993.31 × 841.86
4. Step 4: Simplify right side
   1,996.02x = 2,519,947.96
5. Step 5: Solve for x
   x = 2,519,947.96/1,996.02
6. Step 6: Final answer
   x = 1,262.49