Finding the Third Proportional to 582,744 and 899,995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   582,744 : 899,995.50 = 899,995.50 : x
2. Step 2: Convert to fraction form
   582,744/899,995.50 = 899,995.50/x
3. Step 3: Cross multiply
   582,744x = 899,995.50 × 899,995.50
4. Step 4: Simplify right side
   582,744x = 809,991,900,020.25
5. Step 5: Solve for x
   x = 809,991,900,020.25/582,744
6. Step 6: Final answer
   x = 1,389,961.80