Finding the Third Proportional to 3,743,144 and 7,663,662

Step by Step Solution

1. Step 1: Write the proportion equation
   3,743,144 : 7,663,662 = 7,663,662 : x
2. Step 2: Convert to fraction form
   3,743,144/7,663,662 = 7,663,662/x
3. Step 3: Cross multiply
   3,743,144x = 7,663,662 × 7,663,662
4. Step 4: Simplify right side
   3,743,144x = 58,731,715,250,244
5. Step 5: Solve for x
   x = 58,731,715,250,244/3,743,144
6. Step 6: Final answer
   x = 15,690,477.11