Finding the Third Proportional to 4,209,950 and 5,865,507

Step by Step Solution

1. Step 1: Write the proportion equation
   4,209,950 : 5,865,507 = 5,865,507 : x
2. Step 2: Convert to fraction form
   4,209,950/5,865,507 = 5,865,507/x
3. Step 3: Cross multiply
   4,209,950x = 5,865,507 × 5,865,507
4. Step 4: Simplify right side
   4,209,950x = 34,404,172,367,049
5. Step 5: Solve for x
   x = 34,404,172,367,049/4,209,950
6. Step 6: Final answer
   x = 8,172,109.49