Finding the Third Proportional to 131,061 and 281,238

Step by Step Solution

1. Step 1: Write the proportion equation
   131,061 : 281,238 = 281,238 : x
2. Step 2: Convert to fraction form
   131,061/281,238 = 281,238/x
3. Step 3: Cross multiply
   131,061x = 281,238 × 281,238
4. Step 4: Simplify right side
   131,061x = 79,094,812,644
5. Step 5: Solve for x
   x = 79,094,812,644/131,061
6. Step 6: Final answer
   x = 603,496.18