Finding the Third Proportional to 131,362 and 208,039

Step by Step Solution

1. Step 1: Write the proportion equation
   131,362 : 208,039 = 208,039 : x
2. Step 2: Convert to fraction form
   131,362/208,039 = 208,039/x
3. Step 3: Cross multiply
   131,362x = 208,039 × 208,039
4. Step 4: Simplify right side
   131,362x = 43,280,225,521
5. Step 5: Solve for x
   x = 43,280,225,521/131,362
6. Step 6: Final answer
   x = 329,472.95