Finding the Third Proportional to 699,628.50 and 1,069,722

Step by Step Solution

1. Step 1: Write the proportion equation
   699,628.50 : 1,069,722 = 1,069,722 : x
2. Step 2: Convert to fraction form
   699,628.50/1,069,722 = 1,069,722/x
3. Step 3: Cross multiply
   699,628.50x = 1,069,722 × 1,069,722
4. Step 4: Simplify right side
   699,628.50x = 1,144,305,157,284
5. Step 5: Solve for x
   x = 1,144,305,157,284/699,628.50
6. Step 6: Final answer
   x = 1,635,589.68