Finding the Third Proportional to 131,538 and 284,095

Step by Step Solution

1. Step 1: Write the proportion equation
   131,538 : 284,095 = 284,095 : x
2. Step 2: Convert to fraction form
   131,538/284,095 = 284,095/x
3. Step 3: Cross multiply
   131,538x = 284,095 × 284,095
4. Step 4: Simplify right side
   131,538x = 80,709,969,025
5. Step 5: Solve for x
   x = 80,709,969,025/131,538
6. Step 6: Final answer
   x = 613,586.71