Finding the Third Proportional to 4,495,320 and 7,149,942

Step by Step Solution

1. Step 1: Write the proportion equation
   4,495,320 : 7,149,942 = 7,149,942 : x
2. Step 2: Convert to fraction form
   4,495,320/7,149,942 = 7,149,942/x
3. Step 3: Cross multiply
   4,495,320x = 7,149,942 × 7,149,942
4. Step 4: Simplify right side
   4,495,320x = 51,121,670,603,364
5. Step 5: Solve for x
   x = 51,121,670,603,364/4,495,320
6. Step 6: Final answer
   x = 11,372,198.33