Finding the Third Proportional to 787,401 and 1,164,496.50

Step by Step Solution

1. Step 1: Write the proportion equation
   787,401 : 1,164,496.50 = 1,164,496.50 : x
2. Step 2: Convert to fraction form
   787,401/1,164,496.50 = 1,164,496.50/x
3. Step 3: Cross multiply
   787,401x = 1,164,496.50 × 1,164,496.50
4. Step 4: Simplify right side
   787,401x = 1,356,052,098,512.25
5. Step 5: Solve for x
   x = 1,356,052,098,512.25/787,401
6. Step 6: Final answer
   x = 1,722,187.42