Finding the Third Proportional to 16,040,834 and 34,638,468

Step by Step Solution

1. Step 1: Write the proportion equation
   16,040,834 : 34,638,468 = 34,638,468 : x
2. Step 2: Convert to fraction form
   16,040,834/34,638,468 = 34,638,468/x
3. Step 3: Cross multiply
   16,040,834x = 34,638,468 × 34,638,468
4. Step 4: Simplify right side
   16,040,834x = 1,199,823,465,387,024
5. Step 5: Solve for x
   x = 1,199,823,465,387,024/16,040,834
6. Step 6: Final answer
   x = 74,798,072.56