Finding the Third Proportional to 3,715,137 and 7,587,720

Step by Step Solution

1. Step 1: Write the proportion equation
   3,715,137 : 7,587,720 = 7,587,720 : x
2. Step 2: Convert to fraction form
   3,715,137/7,587,720 = 7,587,720/x
3. Step 3: Cross multiply
   3,715,137x = 7,587,720 × 7,587,720
4. Step 4: Simplify right side
   3,715,137x = 57,573,494,798,400
5. Step 5: Solve for x
   x = 57,573,494,798,400/3,715,137
6. Step 6: Final answer
   x = 15,497,004.50