Finding the Third Proportional to 3,703,810 and 8,086,320

Step by Step Solution

1. Step 1: Write the proportion equation
   3,703,810 : 8,086,320 = 8,086,320 : x
2. Step 2: Convert to fraction form
   3,703,810/8,086,320 = 8,086,320/x
3. Step 3: Cross multiply
   3,703,810x = 8,086,320 × 8,086,320
4. Step 4: Simplify right side
   3,703,810x = 65,388,571,142,400
5. Step 5: Solve for x
   x = 65,388,571,142,400/3,703,810
6. Step 6: Final answer
   x = 17,654,407.53