Finding the Third Proportional to 1,421,499 and 3,355,675

Step by Step Solution

1. Step 1: Write the proportion equation
   1,421,499 : 3,355,675 = 3,355,675 : x
2. Step 2: Convert to fraction form
   1,421,499/3,355,675 = 3,355,675/x
3. Step 3: Cross multiply
   1,421,499x = 3,355,675 × 3,355,675
4. Step 4: Simplify right side
   1,421,499x = 11,260,554,705,625
5. Step 5: Solve for x
   x = 11,260,554,705,625/1,421,499
6. Step 6: Final answer
   x = 7,921,605.79