Finding the Third Proportional to 16,519,817 and 35,431,057

Step by Step Solution

1. Step 1: Write the proportion equation
   16,519,817 : 35,431,057 = 35,431,057 : x
2. Step 2: Convert to fraction form
   16,519,817/35,431,057 = 35,431,057/x
3. Step 3: Cross multiply
   16,519,817x = 35,431,057 × 35,431,057
4. Step 4: Simplify right side
   16,519,817x = 1,255,359,800,137,249
5. Step 5: Solve for x
   x = 1,255,359,800,137,249/16,519,817
6. Step 6: Final answer
   x = 75,991,144.46