Finding the Third Proportional to 16,040,815 and 34,638,435

Step by Step Solution

1. Step 1: Write the proportion equation
   16,040,815 : 34,638,435 = 34,638,435 : x
2. Step 2: Convert to fraction form
   16,040,815/34,638,435 = 34,638,435/x
3. Step 3: Cross multiply
   16,040,815x = 34,638,435 × 34,638,435
4. Step 4: Simplify right side
   16,040,815x = 1,199,821,179,249,225
5. Step 5: Solve for x
   x = 1,199,821,179,249,225/16,040,815
6. Step 6: Final answer
   x = 74,798,018.63