Finding the Third Proportional to 571,110 and 856,786.50

Step by Step Solution

1. Step 1: Write the proportion equation
   571,110 : 856,786.50 = 856,786.50 : x
2. Step 2: Convert to fraction form
   571,110/856,786.50 = 856,786.50/x
3. Step 3: Cross multiply
   571,110x = 856,786.50 × 856,786.50
4. Step 4: Simplify right side
   571,110x = 734,083,106,582.25
5. Step 5: Solve for x
   x = 734,083,106,582.25/571,110
6. Step 6: Final answer
   x = 1,285,362.03