Finding the Third Proportional to 2,279,407 and 4,863,900

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,407 : 4,863,900 = 4,863,900 : x
2. Step 2: Convert to fraction form
   2,279,407/4,863,900 = 4,863,900/x
3. Step 3: Cross multiply
   2,279,407x = 4,863,900 × 4,863,900
4. Step 4: Simplify right side
   2,279,407x = 23,657,523,210,000
5. Step 5: Solve for x
   x = 23,657,523,210,000/2,279,407
6. Step 6: Final answer
   x = 10,378,806.07