Finding the Third Proportional to 14,975,126 and 21,399,802

Step by Step Solution

1. Step 1: Write the proportion equation
   14,975,126 : 21,399,802 = 21,399,802 : x
2. Step 2: Convert to fraction form
   14,975,126/21,399,802 = 21,399,802/x
3. Step 3: Cross multiply
   14,975,126x = 21,399,802 × 21,399,802
4. Step 4: Simplify right side
   14,975,126x = 457,951,525,639,204
5. Step 5: Solve for x
   x = 457,951,525,639,204/14,975,126
6. Step 6: Final answer
   x = 30,580,812.85