Finding the Third Proportional to 63,519.75 and 134,086.50

Step by Step Solution

1. Step 1: Write the proportion equation
   63,519.75 : 134,086.50 = 134,086.50 : x
2. Step 2: Convert to fraction form
   63,519.75/134,086.50 = 134,086.50/x
3. Step 3: Cross multiply
   63,519.75x = 134,086.50 × 134,086.50
4. Step 4: Simplify right side
   63,519.75x = 17,979,189,482.25
5. Step 5: Solve for x
   x = 17,979,189,482.25/63,519.75
6. Step 6: Final answer
   x = 283,048.81