Finding the Third Proportional to 10,218,118 and 17,029,474

Step by Step Solution

1. Step 1: Write the proportion equation
   10,218,118 : 17,029,474 = 17,029,474 : x
2. Step 2: Convert to fraction form
   10,218,118/17,029,474 = 17,029,474/x
3. Step 3: Cross multiply
   10,218,118x = 17,029,474 × 17,029,474
4. Step 4: Simplify right side
   10,218,118x = 290,002,984,716,676
5. Step 5: Solve for x
   x = 290,002,984,716,676/10,218,118
6. Step 6: Final answer
   x = 28,381,252.27