Finding the Third Proportional to 63,801,280 and 139,954,624

Step by Step Solution

1. Step 1: Write the proportion equation
   63,801,280 : 139,954,624 = 139,954,624 : x
2. Step 2: Convert to fraction form
   63,801,280/139,954,624 = 139,954,624/x
3. Step 3: Cross multiply
   63,801,280x = 139,954,624 × 139,954,624
4. Step 4: Simplify right side
   63,801,280x = 19,587,296,778,981,376
5. Step 5: Solve for x
   x = 19,587,296,778,981,376/63,801,280
6. Step 6: Final answer
   x = 307,004,761.96