Finding the Third Proportional to 876,852 and 1,315,399.50

Step by Step Solution

1. Step 1: Write the proportion equation
   876,852 : 1,315,399.50 = 1,315,399.50 : x
2. Step 2: Convert to fraction form
   876,852/1,315,399.50 = 1,315,399.50/x
3. Step 3: Cross multiply
   876,852x = 1,315,399.50 × 1,315,399.50
4. Step 4: Simplify right side
   876,852x = 1,730,275,844,600.25
5. Step 5: Solve for x
   x = 1,730,275,844,600.25/876,852
6. Step 6: Final answer
   x = 1,973,281.52