Finding the Third Proportional to 1,100,864 and 1,550,253

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100,864 : 1,550,253 = 1,550,253 : x
2. Step 2: Convert to fraction form
   1,100,864/1,550,253 = 1,550,253/x
3. Step 3: Cross multiply
   1,100,864x = 1,550,253 × 1,550,253
4. Step 4: Simplify right side
   1,100,864x = 2,403,284,364,009
5. Step 5: Solve for x
   x = 2,403,284,364,009/1,100,864
6. Step 6: Final answer
   x = 2,183,089.25