Finding the Third Proportional to 662,872 and 1,020,188

Step by Step Solution

1. Step 1: Write the proportion equation
   662,872 : 1,020,188 = 1,020,188 : x
2. Step 2: Convert to fraction form
   662,872/1,020,188 = 1,020,188/x
3. Step 3: Cross multiply
   662,872x = 1,020,188 × 1,020,188
4. Step 4: Simplify right side
   662,872x = 1,040,783,555,344
5. Step 5: Solve for x
   x = 1,040,783,555,344/662,872
6. Step 6: Final answer
   x = 1,570,112.41