Finding the Third Proportional to 120,743,743 and 188,290,066

Step by Step Solution

1. Step 1: Write the proportion equation
   120,743,743 : 188,290,066 = 188,290,066 : x
2. Step 2: Convert to fraction form
   120,743,743/188,290,066 = 188,290,066/x
3. Step 3: Cross multiply
   120,743,743x = 188,290,066 × 188,290,066
4. Step 4: Simplify right side
   120,743,743x = 35,453,148,954,284,356
5. Step 5: Solve for x
   x = 35,453,148,954,284,356/120,743,743
6. Step 6: Final answer
   x = 293,623,073.74