Finding the Third Proportional to 36,548.72 and 79,707.80

Step by Step Solution

1. Step 1: Write the proportion equation
   36,548.72 : 79,707.80 = 79,707.80 : x
2. Step 2: Convert to fraction form
   36,548.72/79,707.80 = 79,707.80/x
3. Step 3: Cross multiply
   36,548.72x = 79,707.80 × 79,707.80
4. Step 4: Simplify right side
   36,548.72x = 6,353,332,882.67
5. Step 5: Solve for x
   x = 6,353,332,882.67/36,548.72
6. Step 6: Final answer
   x = 173,831.89