Finding the Third Proportional to 144,295,320 and 309,021,552

Step by Step Solution

1. Step 1: Write the proportion equation
   144,295,320 : 309,021,552 = 309,021,552 : x
2. Step 2: Convert to fraction form
   144,295,320/309,021,552 = 309,021,552/x
3. Step 3: Cross multiply
   144,295,320x = 309,021,552 × 309,021,552
4. Step 4: Simplify right side
   144,295,320x = 95,494,319,600,488,704
5. Step 5: Solve for x
   x = 95,494,319,600,488,704/144,295,320
6. Step 6: Final answer
   x = 661,797,760.32