Finding the Third Proportional to 1,554,280 and 3,344,756

Step by Step Solution

1. Step 1: Write the proportion equation
   1,554,280 : 3,344,756 = 3,344,756 : x
2. Step 2: Convert to fraction form
   1,554,280/3,344,756 = 3,344,756/x
3. Step 3: Cross multiply
   1,554,280x = 3,344,756 × 3,344,756
4. Step 4: Simplify right side
   1,554,280x = 11,187,392,699,536
5. Step 5: Solve for x
   x = 11,187,392,699,536/1,554,280
6. Step 6: Final answer
   x = 7,197,797.50