Finding the Third Proportional to 4,161,314 and 8,943,412

Step by Step Solution

1. Step 1: Write the proportion equation
   4,161,314 : 8,943,412 = 8,943,412 : x
2. Step 2: Convert to fraction form
   4,161,314/8,943,412 = 8,943,412/x
3. Step 3: Cross multiply
   4,161,314x = 8,943,412 × 8,943,412
4. Step 4: Simplify right side
   4,161,314x = 79,984,618,201,744
5. Step 5: Solve for x
   x = 79,984,618,201,744/4,161,314
6. Step 6: Final answer
   x = 19,221,000.43