Finding the Third Proportional to 1,086,578 and 2,359,984

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086,578 : 2,359,984 = 2,359,984 : x
2. Step 2: Convert to fraction form
   1,086,578/2,359,984 = 2,359,984/x
3. Step 3: Cross multiply
   1,086,578x = 2,359,984 × 2,359,984
4. Step 4: Simplify right side
   1,086,578x = 5,569,524,480,256
5. Step 5: Solve for x
   x = 5,569,524,480,256/1,086,578
6. Step 6: Final answer
   x = 5,125,747.51