Finding the Third Proportional to 1,960,308 and 4,220,974

Step by Step Solution

1. Step 1: Write the proportion equation
   1,960,308 : 4,220,974 = 4,220,974 : x
2. Step 2: Convert to fraction form
   1,960,308/4,220,974 = 4,220,974/x
3. Step 3: Cross multiply
   1,960,308x = 4,220,974 × 4,220,974
4. Step 4: Simplify right side
   1,960,308x = 17,816,621,508,676
5. Step 5: Solve for x
   x = 17,816,621,508,676/1,960,308
6. Step 6: Final answer
   x = 9,088,684.79