Finding the Third Proportional to 5,930,866 and 12,949,400

Step by Step Solution

1. Step 1: Write the proportion equation
   5,930,866 : 12,949,400 = 12,949,400 : x
2. Step 2: Convert to fraction form
   5,930,866/12,949,400 = 12,949,400/x
3. Step 3: Cross multiply
   5,930,866x = 12,949,400 × 12,949,400
4. Step 4: Simplify right side
   5,930,866x = 167,686,960,360,000
5. Step 5: Solve for x
   x = 167,686,960,360,000/5,930,866
6. Step 6: Final answer
   x = 28,273,604.62