Finding the Third Proportional to 616,329 and 1,281,042

Step by Step Solution

1. Step 1: Write the proportion equation
   616,329 : 1,281,042 = 1,281,042 : x
2. Step 2: Convert to fraction form
   616,329/1,281,042 = 1,281,042/x
3. Step 3: Cross multiply
   616,329x = 1,281,042 × 1,281,042
4. Step 4: Simplify right side
   616,329x = 1,641,068,605,764
5. Step 5: Solve for x
   x = 1,641,068,605,764/616,329
6. Step 6: Final answer
   x = 2,662,650.31