Finding the Third Proportional to 3,640,472 and 4,900,800

Step by Step Solution

1. Step 1: Write the proportion equation
   3,640,472 : 4,900,800 = 4,900,800 : x
2. Step 2: Convert to fraction form
   3,640,472/4,900,800 = 4,900,800/x
3. Step 3: Cross multiply
   3,640,472x = 4,900,800 × 4,900,800
4. Step 4: Simplify right side
   3,640,472x = 24,017,840,640,000
5. Step 5: Solve for x
   x = 24,017,840,640,000/3,640,472
6. Step 6: Final answer
   x = 6,597,452.37