Finding the Third Proportional to 610,212 and 1,262,856

Step by Step Solution

1. Step 1: Write the proportion equation
   610,212 : 1,262,856 = 1,262,856 : x
2. Step 2: Convert to fraction form
   610,212/1,262,856 = 1,262,856/x
3. Step 3: Cross multiply
   610,212x = 1,262,856 × 1,262,856
4. Step 4: Simplify right side
   610,212x = 1,594,805,276,736
5. Step 5: Solve for x
   x = 1,594,805,276,736/610,212
6. Step 6: Final answer
   x = 2,613,526.57