Finding the Third Proportional to 3,173,640 and 4,834,821

Step by Step Solution

1. Step 1: Write the proportion equation
   3,173,640 : 4,834,821 = 4,834,821 : x
2. Step 2: Convert to fraction form
   3,173,640/4,834,821 = 4,834,821/x
3. Step 3: Cross multiply
   3,173,640x = 4,834,821 × 4,834,821
4. Step 4: Simplify right side
   3,173,640x = 23,375,494,102,041
5. Step 5: Solve for x
   x = 23,375,494,102,041/3,173,640
6. Step 6: Final answer
   x = 7,365,515.34