Finding the Third Proportional to 1,540,677 and 3,435,405

Step by Step Solution

1. Step 1: Write the proportion equation
   1,540,677 : 3,435,405 = 3,435,405 : x
2. Step 2: Convert to fraction form
   1,540,677/3,435,405 = 3,435,405/x
3. Step 3: Cross multiply
   1,540,677x = 3,435,405 × 3,435,405
4. Step 4: Simplify right side
   1,540,677x = 11,802,007,514,025
5. Step 5: Solve for x
   x = 11,802,007,514,025/1,540,677
6. Step 6: Final answer
   x = 7,660,273.71