Finding the Third Proportional to 2,175,342 and 4,665,450

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175,342 : 4,665,450 = 4,665,450 : x
2. Step 2: Convert to fraction form
   2,175,342/4,665,450 = 4,665,450/x
3. Step 3: Cross multiply
   2,175,342x = 4,665,450 × 4,665,450
4. Step 4: Simplify right side
   2,175,342x = 21,766,423,702,500
5. Step 5: Solve for x
   x = 21,766,423,702,500/2,175,342
6. Step 6: Final answer
   x = 10,005,977.77