Finding the Third Proportional to 1,506,222 and 3,311,343

Step by Step Solution

1. Step 1: Write the proportion equation
   1,506,222 : 3,311,343 = 3,311,343 : x
2. Step 2: Convert to fraction form
   1,506,222/3,311,343 = 3,311,343/x
3. Step 3: Cross multiply
   1,506,222x = 3,311,343 × 3,311,343
4. Step 4: Simplify right side
   1,506,222x = 10,964,992,463,649
5. Step 5: Solve for x
   x = 10,964,992,463,649/1,506,222
6. Step 6: Final answer
   x = 7,279,798.37