Finding the Third Proportional to 514,440 and 1,067,688

Step by Step Solution

1. Step 1: Write the proportion equation
   514,440 : 1,067,688 = 1,067,688 : x
2. Step 2: Convert to fraction form
   514,440/1,067,688 = 1,067,688/x
3. Step 3: Cross multiply
   514,440x = 1,067,688 × 1,067,688
4. Step 4: Simplify right side
   514,440x = 1,139,957,665,344
5. Step 5: Solve for x
   x = 1,139,957,665,344/514,440
6. Step 6: Final answer
   x = 2,215,919.57