Finding the Third Proportional to 681,880 and 1,434,230

Step by Step Solution

1. Step 1: Write the proportion equation
   681,880 : 1,434,230 = 1,434,230 : x
2. Step 2: Convert to fraction form
   681,880/1,434,230 = 1,434,230/x
3. Step 3: Cross multiply
   681,880x = 1,434,230 × 1,434,230
4. Step 4: Simplify right side
   681,880x = 2,057,015,692,900
5. Step 5: Solve for x
   x = 2,057,015,692,900/681,880
6. Step 6: Final answer
   x = 3,016,682.84