Finding the Third Proportional to 18,131,359 and 37,325,540

Step by Step Solution

1. Step 1: Write the proportion equation
   18,131,359 : 37,325,540 = 37,325,540 : x
2. Step 2: Convert to fraction form
   18,131,359/37,325,540 = 37,325,540/x
3. Step 3: Cross multiply
   18,131,359x = 37,325,540 × 37,325,540
4. Step 4: Simplify right side
   18,131,359x = 1,393,195,936,291,600
5. Step 5: Solve for x
   x = 1,393,195,936,291,600/18,131,359
6. Step 6: Final answer
   x = 76,839,024.38