Finding the Third Proportional to 144,375,674 and 300,648,616

Step by Step Solution

1. Step 1: Write the proportion equation
   144,375,674 : 300,648,616 = 300,648,616 : x
2. Step 2: Convert to fraction form
   144,375,674/300,648,616 = 300,648,616/x
3. Step 3: Cross multiply
   144,375,674x = 300,648,616 × 300,648,616
4. Step 4: Simplify right side
   144,375,674x = 90,389,590,302,715,456
5. Step 5: Solve for x
   x = 90,389,590,302,715,456/144,375,674
6. Step 6: Final answer
   x = 626,072,161.59