Finding the Third Proportional to 353,469,100.50 and 743,568,264

Step by Step Solution

1. Step 1: Write the proportion equation
   353,469,100.50 : 743,568,264 = 743,568,264 : x
2. Step 2: Convert to fraction form
   353,469,100.50/743,568,264 = 743,568,264/x
3. Step 3: Cross multiply
   353,469,100.50x = 743,568,264 × 743,568,264
4. Step 4: Simplify right side
   353,469,100.50x = 552,893,763,227,973,696
5. Step 5: Solve for x
   x = 552,893,763,227,973,696/353,469,100.50
6. Step 6: Final answer
   x = 1,564,192,633.66