Finding the Third Proportional to 4,151,982 and 8,986,302

Step by Step Solution

1. Step 1: Write the proportion equation
   4,151,982 : 8,986,302 = 8,986,302 : x
2. Step 2: Convert to fraction form
   4,151,982/8,986,302 = 8,986,302/x
3. Step 3: Cross multiply
   4,151,982x = 8,986,302 × 8,986,302
4. Step 4: Simplify right side
   4,151,982x = 80,753,623,635,204
5. Step 5: Solve for x
   x = 80,753,623,635,204/4,151,982
6. Step 6: Final answer
   x = 19,449,415.64