Finding the Third Proportional to 51,072,977 and 71,665,500

Step by Step Solution

1. Step 1: Write the proportion equation
   51,072,977 : 71,665,500 = 71,665,500 : x
2. Step 2: Convert to fraction form
   51,072,977/71,665,500 = 71,665,500/x
3. Step 3: Cross multiply
   51,072,977x = 71,665,500 × 71,665,500
4. Step 4: Simplify right side
   51,072,977x = 5,135,943,890,250,000
5. Step 5: Solve for x
   x = 5,135,943,890,250,000/51,072,977
6. Step 6: Final answer
   x = 100,560,887.42