Finding the Third Proportional to 59,986 and 131,272

Step by Step Solution

1. Step 1: Write the proportion equation
   59,986 : 131,272 = 131,272 : x
2. Step 2: Convert to fraction form
   59,986/131,272 = 131,272/x
3. Step 3: Cross multiply
   59,986x = 131,272 × 131,272
4. Step 4: Simplify right side
   59,986x = 17,232,337,984
5. Step 5: Solve for x
   x = 17,232,337,984/59,986
6. Step 6: Final answer
   x = 287,272.66