Finding the Third Proportional to 2,153,659 and 3,378,930

Step by Step Solution

1. Step 1: Write the proportion equation
   2,153,659 : 3,378,930 = 3,378,930 : x
2. Step 2: Convert to fraction form
   2,153,659/3,378,930 = 3,378,930/x
3. Step 3: Cross multiply
   2,153,659x = 3,378,930 × 3,378,930
4. Step 4: Simplify right side
   2,153,659x = 11,417,167,944,900
5. Step 5: Solve for x
   x = 11,417,167,944,900/2,153,659
6. Step 6: Final answer
   x = 5,301,288.62