Finding the Third Proportional to 131,012 and 280,714

Step by Step Solution

1. Step 1: Write the proportion equation
   131,012 : 280,714 = 280,714 : x
2. Step 2: Convert to fraction form
   131,012/280,714 = 280,714/x
3. Step 3: Cross multiply
   131,012x = 280,714 × 280,714
4. Step 4: Simplify right side
   131,012x = 78,800,349,796
5. Step 5: Solve for x
   x = 78,800,349,796/131,012
6. Step 6: Final answer
   x = 601,474.29