Finding the Fourth Proportional to 2,093.22, 3,139.02 and 998.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.22 : 3,139.02 = 998.10 : x
2. Step 2: Convert to fraction form
   2,093.22/3,139.02 = 998.10/x
3. Step 3: Cross multiply
   2,093.22x = 3,139.02 × 998.10
4. Step 4: Simplify right side
   2,093.22x = 3,133,055.86
5. Step 5: Solve for x
   x = 3,133,055.86/2,093.22
6. Step 6: Final answer
   x = 1,496.76