Finding the Third Proportional to 679,077 and 1,439,103

Step by Step Solution

1. Step 1: Write the proportion equation
   679,077 : 1,439,103 = 1,439,103 : x
2. Step 2: Convert to fraction form
   679,077/1,439,103 = 1,439,103/x
3. Step 3: Cross multiply
   679,077x = 1,439,103 × 1,439,103
4. Step 4: Simplify right side
   679,077x = 2,071,017,444,609
5. Step 5: Solve for x
   x = 2,071,017,444,609/679,077
6. Step 6: Final answer
   x = 3,049,753.48