Finding the Fourth Proportional to 2,039.16, 3,055.98 and 999.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039.16 : 3,055.98 = 999.02 : x
2. Step 2: Convert to fraction form
   2,039.16/3,055.98 = 999.02/x
3. Step 3: Cross multiply
   2,039.16x = 3,055.98 × 999.02
4. Step 4: Simplify right side
   2,039.16x = 3,052,985.14
5. Step 5: Solve for x
   x = 3,052,985.14/2,039.16
6. Step 6: Final answer
   x = 1,497.18