Finding the Third Proportional to 799,958 and 1,689,844

Step by Step Solution

1. Step 1: Write the proportion equation
   799,958 : 1,689,844 = 1,689,844 : x
2. Step 2: Convert to fraction form
   799,958/1,689,844 = 1,689,844/x
3. Step 3: Cross multiply
   799,958x = 1,689,844 × 1,689,844
4. Step 4: Simplify right side
   799,958x = 2,855,572,744,336
5. Step 5: Solve for x
   x = 2,855,572,744,336/799,958
6. Step 6: Final answer
   x = 3,569,653.34