Finding the Third Proportional to 2,728,463 and 4,547,164

Step by Step Solution

1. Step 1: Write the proportion equation
   2,728,463 : 4,547,164 = 4,547,164 : x
2. Step 2: Convert to fraction form
   2,728,463/4,547,164 = 4,547,164/x
3. Step 3: Cross multiply
   2,728,463x = 4,547,164 × 4,547,164
4. Step 4: Simplify right side
   2,728,463x = 20,676,700,442,896
5. Step 5: Solve for x
   x = 20,676,700,442,896/2,728,463
6. Step 6: Final answer
   x = 7,578,149.47