Finding the Third Proportional to 3,458,468 and 5,198,838

Step by Step Solution

1. Step 1: Write the proportion equation
   3,458,468 : 5,198,838 = 5,198,838 : x
2. Step 2: Convert to fraction form
   3,458,468/5,198,838 = 5,198,838/x
3. Step 3: Cross multiply
   3,458,468x = 5,198,838 × 5,198,838
4. Step 4: Simplify right side
   3,458,468x = 27,027,916,550,244
5. Step 5: Solve for x
   x = 27,027,916,550,244/3,458,468
6. Step 6: Final answer
   x = 7,814,996.86