Finding the Third Proportional to 613,460 and 1,312,212

Step by Step Solution

1. Step 1: Write the proportion equation
   613,460 : 1,312,212 = 1,312,212 : x
2. Step 2: Convert to fraction form
   613,460/1,312,212 = 1,312,212/x
3. Step 3: Cross multiply
   613,460x = 1,312,212 × 1,312,212
4. Step 4: Simplify right side
   613,460x = 1,721,900,332,944
5. Step 5: Solve for x
   x = 1,721,900,332,944/613,460
6. Step 6: Final answer
   x = 2,806,866.52