Finding the Third Proportional to 2,229,840 and 3,365,640

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229,840 : 3,365,640 = 3,365,640 : x
2. Step 2: Convert to fraction form
   2,229,840/3,365,640 = 3,365,640/x
3. Step 3: Cross multiply
   2,229,840x = 3,365,640 × 3,365,640
4. Step 4: Simplify right side
   2,229,840x = 11,327,532,609,600
5. Step 5: Solve for x
   x = 11,327,532,609,600/2,229,840
6. Step 6: Final answer
   x = 5,079,975.52