Finding the Third Proportional to 851,517 and 1,277,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   851,517 : 1,277,401.50 = 1,277,401.50 : x
2. Step 2: Convert to fraction form
   851,517/1,277,401.50 = 1,277,401.50/x
3. Step 3: Cross multiply
   851,517x = 1,277,401.50 × 1,277,401.50
4. Step 4: Simplify right side
   851,517x = 1,631,754,592,202.25
5. Step 5: Solve for x
   x = 1,631,754,592,202.25/851,517
6. Step 6: Final answer
   x = 1,916,291.27