Finding the Third Proportional to 2,194,656 and 5,286,600

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194,656 : 5,286,600 = 5,286,600 : x
2. Step 2: Convert to fraction form
   2,194,656/5,286,600 = 5,286,600/x
3. Step 3: Cross multiply
   2,194,656x = 5,286,600 × 5,286,600
4. Step 4: Simplify right side
   2,194,656x = 27,948,139,560,000
5. Step 5: Solve for x
   x = 27,948,139,560,000/2,194,656
6. Step 6: Final answer
   x = 12,734,633.38