Finding the Third Proportional to 661,450 and 1,051,251

Step by Step Solution

1. Step 1: Write the proportion equation
   661,450 : 1,051,251 = 1,051,251 : x
2. Step 2: Convert to fraction form
   661,450/1,051,251 = 1,051,251/x
3. Step 3: Cross multiply
   661,450x = 1,051,251 × 1,051,251
4. Step 4: Simplify right side
   661,450x = 1,105,128,665,001
5. Step 5: Solve for x
   x = 1,105,128,665,001/661,450
6. Step 6: Final answer
   x = 1,670,766.75