Finding the Third Proportional to 1,195,920 and 2,546,880

Step by Step Solution

1. Step 1: Write the proportion equation
   1,195,920 : 2,546,880 = 2,546,880 : x
2. Step 2: Convert to fraction form
   1,195,920/2,546,880 = 2,546,880/x
3. Step 3: Cross multiply
   1,195,920x = 2,546,880 × 2,546,880
4. Step 4: Simplify right side
   1,195,920x = 6,486,597,734,400
5. Step 5: Solve for x
   x = 6,486,597,734,400/1,195,920
6. Step 6: Final answer
   x = 5,423,939.51