Finding the Third Proportional to 3,123,744 and 4,718,896

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123,744 : 4,718,896 = 4,718,896 : x
2. Step 2: Convert to fraction form
   3,123,744/4,718,896 = 4,718,896/x
3. Step 3: Cross multiply
   3,123,744x = 4,718,896 × 4,718,896
4. Step 4: Simplify right side
   3,123,744x = 22,267,979,458,816
5. Step 5: Solve for x
   x = 22,267,979,458,816/3,123,744
6. Step 6: Final answer
   x = 7,128,618.56