Finding the Third Proportional to 4,034,656 and 8,706,908

Step by Step Solution

1. Step 1: Write the proportion equation
   4,034,656 : 8,706,908 = 8,706,908 : x
2. Step 2: Convert to fraction form
   4,034,656/8,706,908 = 8,706,908/x
3. Step 3: Cross multiply
   4,034,656x = 8,706,908 × 8,706,908
4. Step 4: Simplify right side
   4,034,656x = 75,810,246,920,464
5. Step 5: Solve for x
   x = 75,810,246,920,464/4,034,656
6. Step 6: Final answer
   x = 18,789,767.19