Finding the Third Proportional to 31,562 and 69,028

Step by Step Solution

1. Step 1: Write the proportion equation
   31,562 : 69,028 = 69,028 : x
2. Step 2: Convert to fraction form
   31,562/69,028 = 69,028/x
3. Step 3: Cross multiply
   31,562x = 69,028 × 69,028
4. Step 4: Simplify right side
   31,562x = 4,764,864,784
5. Step 5: Solve for x
   x = 4,764,864,784/31,562
6. Step 6: Final answer
   x = 150,968.40