Finding the Third Proportional to 60,759 and 89,086.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,759 : 89,086.50 = 89,086.50 : x
2. Step 2: Convert to fraction form
   60,759/89,086.50 = 89,086.50/x
3. Step 3: Cross multiply
   60,759x = 89,086.50 × 89,086.50
4. Step 4: Simplify right side
   60,759x = 7,936,404,482.25
5. Step 5: Solve for x
   x = 7,936,404,482.25/60,759
6. Step 6: Final answer
   x = 130,621.05