Finding the Third Proportional to 579,984 and 1,229,600

Step by Step Solution

1. Step 1: Write the proportion equation
   579,984 : 1,229,600 = 1,229,600 : x
2. Step 2: Convert to fraction form
   579,984/1,229,600 = 1,229,600/x
3. Step 3: Cross multiply
   579,984x = 1,229,600 × 1,229,600
4. Step 4: Simplify right side
   579,984x = 1,511,916,160,000
5. Step 5: Solve for x
   x = 1,511,916,160,000/579,984
6. Step 6: Final answer
   x = 2,606,823.91