Finding the Third Proportional to 1,223,107 and 1,798,710

Step by Step Solution

1. Step 1: Write the proportion equation
   1,223,107 : 1,798,710 = 1,798,710 : x
2. Step 2: Convert to fraction form
   1,223,107/1,798,710 = 1,798,710/x
3. Step 3: Cross multiply
   1,223,107x = 1,798,710 × 1,798,710
4. Step 4: Simplify right side
   1,223,107x = 3,235,357,664,100
5. Step 5: Solve for x
   x = 3,235,357,664,100/1,223,107
6. Step 6: Final answer
   x = 2,645,195.93