Finding the Third Proportional to 53,568 and 79,717.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,568 : 79,717.50 = 79,717.50 : x
2. Step 2: Convert to fraction form
   53,568/79,717.50 = 79,717.50/x
3. Step 3: Cross multiply
   53,568x = 79,717.50 × 79,717.50
4. Step 4: Simplify right side
   53,568x = 6,354,879,806.25
5. Step 5: Solve for x
   x = 6,354,879,806.25/53,568
6. Step 6: Final answer
   x = 118,632.02