Finding the Third Proportional to 59,661 and 130,986

Step by Step Solution

1. Step 1: Write the proportion equation
   59,661 : 130,986 = 130,986 : x
2. Step 2: Convert to fraction form
   59,661/130,986 = 130,986/x
3. Step 3: Cross multiply
   59,661x = 130,986 × 130,986
4. Step 4: Simplify right side
   59,661x = 17,157,332,196
5. Step 5: Solve for x
   x = 17,157,332,196/59,661
6. Step 6: Final answer
   x = 287,580.37