Finding the Third Proportional to 3,637,838 and 7,921,524

Step by Step Solution

1. Step 1: Write the proportion equation
   3,637,838 : 7,921,524 = 7,921,524 : x
2. Step 2: Convert to fraction form
   3,637,838/7,921,524 = 7,921,524/x
3. Step 3: Cross multiply
   3,637,838x = 7,921,524 × 7,921,524
4. Step 4: Simplify right side
   3,637,838x = 62,750,542,482,576
5. Step 5: Solve for x
   x = 62,750,542,482,576/3,637,838
6. Step 6: Final answer
   x = 17,249,405.41