Finding the Third Proportional to 3,933,176 and 8,646,874

Step by Step Solution

1. Step 1: Write the proportion equation
   3,933,176 : 8,646,874 = 8,646,874 : x
2. Step 2: Convert to fraction form
   3,933,176/8,646,874 = 8,646,874/x
3. Step 3: Cross multiply
   3,933,176x = 8,646,874 × 8,646,874
4. Step 4: Simplify right side
   3,933,176x = 74,768,429,971,876
5. Step 5: Solve for x
   x = 74,768,429,971,876/3,933,176
6. Step 6: Final answer
   x = 19,009,683.26