Finding the Third Proportional to 144,164,348 and 298,548,736

Step by Step Solution

1. Step 1: Write the proportion equation
   144,164,348 : 298,548,736 = 298,548,736 : x
2. Step 2: Convert to fraction form
   144,164,348/298,548,736 = 298,548,736/x
3. Step 3: Cross multiply
   144,164,348x = 298,548,736 × 298,548,736
4. Step 4: Simplify right side
   144,164,348x = 89,131,347,767,197,696
5. Step 5: Solve for x
   x = 89,131,347,767,197,696/144,164,348
6. Step 6: Final answer
   x = 618,262,066.90