Finding the Third Proportional to 3,898,992 and 8,694,482

Step by Step Solution

1. Step 1: Write the proportion equation
   3,898,992 : 8,694,482 = 8,694,482 : x
2. Step 2: Convert to fraction form
   3,898,992/8,694,482 = 8,694,482/x
3. Step 3: Cross multiply
   3,898,992x = 8,694,482 × 8,694,482
4. Step 4: Simplify right side
   3,898,992x = 75,594,017,248,324
5. Step 5: Solve for x
   x = 75,594,017,248,324/3,898,992
6. Step 6: Final answer
   x = 19,388,092.42