Finding the Third Proportional to 14,975,124 and 21,399,799

Step by Step Solution

1. Step 1: Write the proportion equation
   14,975,124 : 21,399,799 = 21,399,799 : x
2. Step 2: Convert to fraction form
   14,975,124/21,399,799 = 21,399,799/x
3. Step 3: Cross multiply
   14,975,124x = 21,399,799 × 21,399,799
4. Step 4: Simplify right side
   14,975,124x = 457,951,397,240,401
5. Step 5: Solve for x
   x = 457,951,397,240,401/14,975,124
6. Step 6: Final answer
   x = 30,580,808.36