Finding the Third Proportional to 1,555,376 and 3,234,906

Step by Step Solution

1. Step 1: Write the proportion equation
   1,555,376 : 3,234,906 = 3,234,906 : x
2. Step 2: Convert to fraction form
   1,555,376/3,234,906 = 3,234,906/x
3. Step 3: Cross multiply
   1,555,376x = 3,234,906 × 3,234,906
4. Step 4: Simplify right side
   1,555,376x = 10,464,616,828,836
5. Step 5: Solve for x
   x = 10,464,616,828,836/1,555,376
6. Step 6: Final answer
   x = 6,728,030.28