Finding the Third Proportional to 836,256 and 1,329,151.50

Step by Step Solution

1. Step 1: Write the proportion equation
   836,256 : 1,329,151.50 = 1,329,151.50 : x
2. Step 2: Convert to fraction form
   836,256/1,329,151.50 = 1,329,151.50/x
3. Step 3: Cross multiply
   836,256x = 1,329,151.50 × 1,329,151.50
4. Step 4: Simplify right side
   836,256x = 1,766,643,709,952.25
5. Step 5: Solve for x
   x = 1,766,643,709,952.25/836,256
6. Step 6: Final answer
   x = 2,112,563.27