Finding the Third Proportional to 1,516,456 and 2,280,836

Step by Step Solution

1. Step 1: Write the proportion equation
   1,516,456 : 2,280,836 = 2,280,836 : x
2. Step 2: Convert to fraction form
   1,516,456/2,280,836 = 2,280,836/x
3. Step 3: Cross multiply
   1,516,456x = 2,280,836 × 2,280,836
4. Step 4: Simplify right side
   1,516,456x = 5,202,212,858,896
5. Step 5: Solve for x
   x = 5,202,212,858,896/1,516,456
6. Step 6: Final answer
   x = 3,430,506.96