Finding the Third Proportional to 2,728,426 and 4,547,103

Step by Step Solution

1. Step 1: Write the proportion equation
   2,728,426 : 4,547,103 = 4,547,103 : x
2. Step 2: Convert to fraction form
   2,728,426/4,547,103 = 4,547,103/x
3. Step 3: Cross multiply
   2,728,426x = 4,547,103 × 4,547,103
4. Step 4: Simplify right side
   2,728,426x = 20,676,145,692,609
5. Step 5: Solve for x
   x = 20,676,145,692,609/2,728,426
6. Step 6: Final answer
   x = 7,578,048.92