Finding the Third Proportional to 715,686 and 1,543,466

Step by Step Solution

1. Step 1: Write the proportion equation
   715,686 : 1,543,466 = 1,543,466 : x
2. Step 2: Convert to fraction form
   715,686/1,543,466 = 1,543,466/x
3. Step 3: Cross multiply
   715,686x = 1,543,466 × 1,543,466
4. Step 4: Simplify right side
   715,686x = 2,382,287,293,156
5. Step 5: Solve for x
   x = 2,382,287,293,156/715,686
6. Step 6: Final answer
   x = 3,328,676.67