Finding the Third Proportional to 65,096,838 and 139,253,809

Step by Step Solution

1. Step 1: Write the proportion equation
   65,096,838 : 139,253,809 = 139,253,809 : x
2. Step 2: Convert to fraction form
   65,096,838/139,253,809 = 139,253,809/x
3. Step 3: Cross multiply
   65,096,838x = 139,253,809 × 139,253,809
4. Step 4: Simplify right side
   65,096,838x = 19,391,623,321,008,480
5. Step 5: Solve for x
   x = 19,391,623,321,008,480/65,096,838
6. Step 6: Final answer
   x = 297,888,867.06