Finding the Third Proportional to 2,406,976 and 5,286,320

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406,976 : 5,286,320 = 5,286,320 : x
2. Step 2: Convert to fraction form
   2,406,976/5,286,320 = 5,286,320/x
3. Step 3: Cross multiply
   2,406,976x = 5,286,320 × 5,286,320
4. Step 4: Simplify right side
   2,406,976x = 27,945,179,142,400
5. Step 5: Solve for x
   x = 27,945,179,142,400/2,406,976
6. Step 6: Final answer
   x = 11,610,078.02