Finding the Third Proportional to 34,036 and 69,800

Step by Step Solution

1. Step 1: Write the proportion equation
   34,036 : 69,800 = 69,800 : x
2. Step 2: Convert to fraction form
   34,036/69,800 = 69,800/x
3. Step 3: Cross multiply
   34,036x = 69,800 × 69,800
4. Step 4: Simplify right side
   34,036x = 4,872,040,000
5. Step 5: Solve for x
   x = 4,872,040,000/34,036
6. Step 6: Final answer
   x = 143,143.73