Finding the Third Proportional to 31,927 and 69,439

Step by Step Solution

1. Step 1: Write the proportion equation
   31,927 : 69,439 = 69,439 : x
2. Step 2: Convert to fraction form
   31,927/69,439 = 69,439/x
3. Step 3: Cross multiply
   31,927x = 69,439 × 69,439
4. Step 4: Simplify right side
   31,927x = 4,821,774,721
5. Step 5: Solve for x
   x = 4,821,774,721/31,927
6. Step 6: Final answer
   x = 151,024.99