Finding the Third Proportional to 786,976.50 and 1,720,757

Step by Step Solution

1. Step 1: Write the proportion equation
   786,976.50 : 1,720,757 = 1,720,757 : x
2. Step 2: Convert to fraction form
   786,976.50/1,720,757 = 1,720,757/x
3. Step 3: Cross multiply
   786,976.50x = 1,720,757 × 1,720,757
4. Step 4: Simplify right side
   786,976.50x = 2,961,004,653,049
5. Step 5: Solve for x
   x = 2,961,004,653,049/786,976.50
6. Step 6: Final answer
   x = 3,762,507.08