Finding the Third Proportional to 1,100,816 and 1,550,205

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100,816 : 1,550,205 = 1,550,205 : x
2. Step 2: Convert to fraction form
   1,100,816/1,550,205 = 1,550,205/x
3. Step 3: Cross multiply
   1,100,816x = 1,550,205 × 1,550,205
4. Step 4: Simplify right side
   1,100,816x = 2,403,135,542,025
5. Step 5: Solve for x
   x = 2,403,135,542,025/1,100,816
6. Step 6: Final answer
   x = 2,183,049.25