Finding the Third Proportional to 120,744,540 and 188,291,238

Step by Step Solution

1. Step 1: Write the proportion equation
   120,744,540 : 188,291,238 = 188,291,238 : x
2. Step 2: Convert to fraction form
   120,744,540/188,291,238 = 188,291,238/x
3. Step 3: Cross multiply
   120,744,540x = 188,291,238 × 188,291,238
4. Step 4: Simplify right side
   120,744,540x = 35,453,590,307,572,644
5. Step 5: Solve for x
   x = 35,453,590,307,572,644/120,744,540
6. Step 6: Final answer
   x = 293,624,790.88