Finding the Third Proportional to 2,728,463 and 4,547,165

Step by Step Solution

1. Step 1: Write the proportion equation
   2,728,463 : 4,547,165 = 4,547,165 : x
2. Step 2: Convert to fraction form
   2,728,463/4,547,165 = 4,547,165/x
3. Step 3: Cross multiply
   2,728,463x = 4,547,165 × 4,547,165
4. Step 4: Simplify right side
   2,728,463x = 20,676,709,537,225
5. Step 5: Solve for x
   x = 20,676,709,537,225/2,728,463
6. Step 6: Final answer
   x = 7,578,152.81