Finding the Third Proportional to 2,122,376 and 3,291,180

Step by Step Solution

1. Step 1: Write the proportion equation
   2,122,376 : 3,291,180 = 3,291,180 : x
2. Step 2: Convert to fraction form
   2,122,376/3,291,180 = 3,291,180/x
3. Step 3: Cross multiply
   2,122,376x = 3,291,180 × 3,291,180
4. Step 4: Simplify right side
   2,122,376x = 10,831,865,792,400
5. Step 5: Solve for x
   x = 10,831,865,792,400/2,122,376
6. Step 6: Final answer
   x = 5,103,650.72