Finding the Third Proportional to 3,898,983 and 8,694,468

Step by Step Solution

1. Step 1: Write the proportion equation
   3,898,983 : 8,694,468 = 8,694,468 : x
2. Step 2: Convert to fraction form
   3,898,983/8,694,468 = 8,694,468/x
3. Step 3: Cross multiply
   3,898,983x = 8,694,468 × 8,694,468
4. Step 4: Simplify right side
   3,898,983x = 75,593,773,803,024
5. Step 5: Solve for x
   x = 75,593,773,803,024/3,898,983
6. Step 6: Final answer
   x = 19,388,074.74