Finding the Third Proportional to 3,997,728 and 8,741,088

Step by Step Solution

1. Step 1: Write the proportion equation
   3,997,728 : 8,741,088 = 8,741,088 : x
2. Step 2: Convert to fraction form
   3,997,728/8,741,088 = 8,741,088/x
3. Step 3: Cross multiply
   3,997,728x = 8,741,088 × 8,741,088
4. Step 4: Simplify right side
   3,997,728x = 76,406,619,423,744
5. Step 5: Solve for x
   x = 76,406,619,423,744/3,997,728
6. Step 6: Final answer
   x = 19,112,510.76