Finding the Third Proportional to 681,876 and 1,434,222

Step by Step Solution

1. Step 1: Write the proportion equation
   681,876 : 1,434,222 = 1,434,222 : x
2. Step 2: Convert to fraction form
   681,876/1,434,222 = 1,434,222/x
3. Step 3: Cross multiply
   681,876x = 1,434,222 × 1,434,222
4. Step 4: Simplify right side
   681,876x = 2,056,992,745,284
5. Step 5: Solve for x
   x = 2,056,992,745,284/681,876
6. Step 6: Final answer
   x = 3,016,666.88