Finding the Third Proportional to 2,133,469 and 4,665,454

Step by Step Solution

1. Step 1: Write the proportion equation
   2,133,469 : 4,665,454 = 4,665,454 : x
2. Step 2: Convert to fraction form
   2,133,469/4,665,454 = 4,665,454/x
3. Step 3: Cross multiply
   2,133,469x = 4,665,454 × 4,665,454
4. Step 4: Simplify right side
   2,133,469x = 21,766,461,026,116
5. Step 5: Solve for x
   x = 21,766,461,026,116/2,133,469
6. Step 6: Final answer
   x = 10,202,379.80