Finding the Third Proportional to 2,111,926.50 and 4,322,268

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,926.50 : 4,322,268 = 4,322,268 : x
2. Step 2: Convert to fraction form
   2,111,926.50/4,322,268 = 4,322,268/x
3. Step 3: Cross multiply
   2,111,926.50x = 4,322,268 × 4,322,268
4. Step 4: Simplify right side
   2,111,926.50x = 18,682,000,663,824
5. Step 5: Solve for x
   x = 18,682,000,663,824/2,111,926.50
6. Step 6: Final answer
   x = 8,845,952.10