Finding the Third Proportional to 757,137.50 and 1,647,137.50

Step by Step Solution

1. Step 1: Write the proportion equation
   757,137.50 : 1,647,137.50 = 1,647,137.50 : x
2. Step 2: Convert to fraction form
   757,137.50/1,647,137.50 = 1,647,137.50/x
3. Step 3: Cross multiply
   757,137.50x = 1,647,137.50 × 1,647,137.50
4. Step 4: Simplify right side
   757,137.50x = 2,713,061,943,906.25
5. Step 5: Solve for x
   x = 2,713,061,943,906.25/757,137.50
6. Step 6: Final answer
   x = 3,583,314.71