Finding the Third Proportional to 2,409,040 and 3,211,672

Step by Step Solution

1. Step 1: Write the proportion equation
   2,409,040 : 3,211,672 = 3,211,672 : x
2. Step 2: Convert to fraction form
   2,409,040/3,211,672 = 3,211,672/x
3. Step 3: Cross multiply
   2,409,040x = 3,211,672 × 3,211,672
4. Step 4: Simplify right side
   2,409,040x = 10,314,837,035,584
5. Step 5: Solve for x
   x = 10,314,837,035,584/2,409,040
6. Step 6: Final answer
   x = 4,281,720.95