Finding the Third Proportional to 4,131,675 and 8,949,438

Step by Step Solution

1. Step 1: Write the proportion equation
   4,131,675 : 8,949,438 = 8,949,438 : x
2. Step 2: Convert to fraction form
   4,131,675/8,949,438 = 8,949,438/x
3. Step 3: Cross multiply
   4,131,675x = 8,949,438 × 8,949,438
4. Step 4: Simplify right side
   4,131,675x = 80,092,440,515,844
5. Step 5: Solve for x
   x = 80,092,440,515,844/4,131,675
6. Step 6: Final answer
   x = 19,384,980.79