Finding the Fourth Proportional to 2,048.98, 3,071.98 and 816.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,048.98 : 3,071.98 = 816.02 : x
2. Step 2: Convert to fraction form
   2,048.98/3,071.98 = 816.02/x
3. Step 3: Cross multiply
   2,048.98x = 3,071.98 × 816.02
4. Step 4: Simplify right side
   2,048.98x = 2,506,797.12
5. Step 5: Solve for x
   x = 2,506,797.12/2,048.98
6. Step 6: Final answer
   x = 1,223.44