Finding the Third Proportional to 570,626 and 871,167

Step by Step Solution

1. Step 1: Write the proportion equation
   570,626 : 871,167 = 871,167 : x
2. Step 2: Convert to fraction form
   570,626/871,167 = 871,167/x
3. Step 3: Cross multiply
   570,626x = 871,167 × 871,167
4. Step 4: Simplify right side
   570,626x = 758,931,941,889
5. Step 5: Solve for x
   x = 758,931,941,889/570,626
6. Step 6: Final answer
   x = 1,329,998.88