Finding the Third Proportional to 3,509,793 and 7,665,507

Step by Step Solution

1. Step 1: Write the proportion equation
   3,509,793 : 7,665,507 = 7,665,507 : x
2. Step 2: Convert to fraction form
   3,509,793/7,665,507 = 7,665,507/x
3. Step 3: Cross multiply
   3,509,793x = 7,665,507 × 7,665,507
4. Step 4: Simplify right side
   3,509,793x = 58,759,997,567,049
5. Step 5: Solve for x
   x = 58,759,997,567,049/3,509,793
6. Step 6: Final answer
   x = 16,741,727.38