Finding the Third Proportional to 63,697,611 and 139,317,516

Step by Step Solution

1. Step 1: Write the proportion equation
   63,697,611 : 139,317,516 = 139,317,516 : x
2. Step 2: Convert to fraction form
   63,697,611/139,317,516 = 139,317,516/x
3. Step 3: Cross multiply
   63,697,611x = 139,317,516 × 139,317,516
4. Step 4: Simplify right side
   63,697,611x = 19,409,370,264,410,256
5. Step 5: Solve for x
   x = 19,409,370,264,410,256/63,697,611
6. Step 6: Final answer
   x = 304,711,118.04