Finding the Third Proportional to 4,080,616 and 8,936,892

Step by Step Solution

1. Step 1: Write the proportion equation
   4,080,616 : 8,936,892 = 8,936,892 : x
2. Step 2: Convert to fraction form
   4,080,616/8,936,892 = 8,936,892/x
3. Step 3: Cross multiply
   4,080,616x = 8,936,892 × 8,936,892
4. Step 4: Simplify right side
   4,080,616x = 79,868,038,619,664
5. Step 5: Solve for x
   x = 79,868,038,619,664/4,080,616
6. Step 6: Final answer
   x = 19,572,544.59