Finding the Third Proportional to 120,743,864 and 188,290,250

Step by Step Solution

1. Step 1: Write the proportion equation
   120,743,864 : 188,290,250 = 188,290,250 : x
2. Step 2: Convert to fraction form
   120,743,864/188,290,250 = 188,290,250/x
3. Step 3: Cross multiply
   120,743,864x = 188,290,250 × 188,290,250
4. Step 4: Simplify right side
   120,743,864x = 35,453,218,245,062,500
5. Step 5: Solve for x
   x = 35,453,218,245,062,500/120,743,864
6. Step 6: Final answer
   x = 293,623,353.36