Finding the Third Proportional to 2,279,348 and 4,874,920

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,348 : 4,874,920 = 4,874,920 : x
2. Step 2: Convert to fraction form
   2,279,348/4,874,920 = 4,874,920/x
3. Step 3: Cross multiply
   2,279,348x = 4,874,920 × 4,874,920
4. Step 4: Simplify right side
   2,279,348x = 23,764,845,006,400
5. Step 5: Solve for x
   x = 23,764,845,006,400/2,279,348
6. Step 6: Final answer
   x = 10,426,159.15