Finding the Third Proportional to 552,626 and 825,515.50

Step by Step Solution

1. Step 1: Write the proportion equation
   552,626 : 825,515.50 = 825,515.50 : x
2. Step 2: Convert to fraction form
   552,626/825,515.50 = 825,515.50/x
3. Step 3: Cross multiply
   552,626x = 825,515.50 × 825,515.50
4. Step 4: Simplify right side
   552,626x = 681,475,840,740.25
5. Step 5: Solve for x
   x = 681,475,840,740.25/552,626
6. Step 6: Final answer
   x = 1,233,159.21