Finding the Third Proportional to 4,034,532 and 8,706,636

Step by Step Solution

1. Step 1: Write the proportion equation
   4,034,532 : 8,706,636 = 8,706,636 : x
2. Step 2: Convert to fraction form
   4,034,532/8,706,636 = 8,706,636/x
3. Step 3: Cross multiply
   4,034,532x = 8,706,636 × 8,706,636
4. Step 4: Simplify right side
   4,034,532x = 75,805,510,436,496
5. Step 5: Solve for x
   x = 75,805,510,436,496/4,034,532
6. Step 6: Final answer
   x = 18,789,170.70