Finding the Third Proportional to 723,193 and 1,555,222

Step by Step Solution

1. Step 1: Write the proportion equation
   723,193 : 1,555,222 = 1,555,222 : x
2. Step 2: Convert to fraction form
   723,193/1,555,222 = 1,555,222/x
3. Step 3: Cross multiply
   723,193x = 1,555,222 × 1,555,222
4. Step 4: Simplify right side
   723,193x = 2,418,715,469,284
5. Step 5: Solve for x
   x = 2,418,715,469,284/723,193
6. Step 6: Final answer
   x = 3,344,495.13