Finding the Third Proportional to 63,906,906 and 139,771,215

Step by Step Solution

1. Step 1: Write the proportion equation
   63,906,906 : 139,771,215 = 139,771,215 : x
2. Step 2: Convert to fraction form
   63,906,906/139,771,215 = 139,771,215/x
3. Step 3: Cross multiply
   63,906,906x = 139,771,215 × 139,771,215
4. Step 4: Simplify right side
   63,906,906x = 19,535,992,542,576,224
5. Step 5: Solve for x
   x = 19,535,992,542,576,224/63,906,906
6. Step 6: Final answer
   x = 305,694,544.85