Finding the Third Proportional to 1,540,689 and 3,435,437

Step by Step Solution

1. Step 1: Write the proportion equation
   1,540,689 : 3,435,437 = 3,435,437 : x
2. Step 2: Convert to fraction form
   1,540,689/3,435,437 = 3,435,437/x
3. Step 3: Cross multiply
   1,540,689x = 3,435,437 × 3,435,437
4. Step 4: Simplify right side
   1,540,689x = 11,802,227,380,969
5. Step 5: Solve for x
   x = 11,802,227,380,969/1,540,689
6. Step 6: Final answer
   x = 7,660,356.75