Finding the Third Proportional to 7,989,734 and 17,470,456

Step by Step Solution

1. Step 1: Write the proportion equation
   7,989,734 : 17,470,456 = 17,470,456 : x
2. Step 2: Convert to fraction form
   7,989,734/17,470,456 = 17,470,456/x
3. Step 3: Cross multiply
   7,989,734x = 17,470,456 × 17,470,456
4. Step 4: Simplify right side
   7,989,734x = 305,216,832,847,936
5. Step 5: Solve for x
   x = 305,216,832,847,936/7,989,734
6. Step 6: Final answer
   x = 38,201,125.70