Finding the Third Proportional to 2,229,912 and 4,892,904

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229,912 : 4,892,904 = 4,892,904 : x
2. Step 2: Convert to fraction form
   2,229,912/4,892,904 = 4,892,904/x
3. Step 3: Cross multiply
   2,229,912x = 4,892,904 × 4,892,904
4. Step 4: Simplify right side
   2,229,912x = 23,940,509,553,216
5. Step 5: Solve for x
   x = 23,940,509,553,216/2,229,912
6. Step 6: Final answer
   x = 10,736,078.17