Finding the Third Proportional to 798,459 and 1,269,814.50

Step by Step Solution

1. Step 1: Write the proportion equation
   798,459 : 1,269,814.50 = 1,269,814.50 : x
2. Step 2: Convert to fraction form
   798,459/1,269,814.50 = 1,269,814.50/x
3. Step 3: Cross multiply
   798,459x = 1,269,814.50 × 1,269,814.50
4. Step 4: Simplify right side
   798,459x = 1,612,428,864,410.25
5. Step 5: Solve for x
   x = 1,612,428,864,410.25/798,459
6. Step 6: Final answer
   x = 2,019,426.00