Finding the Third Proportional to 587,944.69 and 1,287,991.69

Step by Step Solution

1. Step 1: Write the proportion equation
   587,944.69 : 1,287,991.69 = 1,287,991.69 : x
2. Step 2: Convert to fraction form
   587,944.69/1,287,991.69 = 1,287,991.69/x
3. Step 3: Cross multiply
   587,944.69x = 1,287,991.69 × 1,287,991.69
4. Step 4: Simplify right side
   587,944.69x = 1,658,922,587,069.10
5. Step 5: Solve for x
   x = 1,658,922,587,069.10/587,944.69
6. Step 6: Final answer
   x = 2,821,562.34