Finding the Third Proportional to 998.50 and 1,838

Step by Step Solution

1. Step 1: Write the proportion equation
   998.50 : 1,838 = 1,838 : x
2. Step 2: Convert to fraction form
   998.50/1,838 = 1,838/x
3. Step 3: Cross multiply
   998.50x = 1,838 × 1,838
4. Step 4: Simplify right side
   998.50x = 3,378,244
5. Step 5: Solve for x
   x = 3,378,244/998.50
6. Step 6: Final answer
   x = 3,383.32