Finding the Third Proportional to 86,404.50 and 179,708.25

Step by Step Solution

1. Step 1: Write the proportion equation
   86,404.50 : 179,708.25 = 179,708.25 : x
2. Step 2: Convert to fraction form
   86,404.50/179,708.25 = 179,708.25/x
3. Step 3: Cross multiply
   86,404.50x = 179,708.25 × 179,708.25
4. Step 4: Simplify right side
   86,404.50x = 32,295,055,118.06
5. Step 5: Solve for x
   x = 32,295,055,118.06/86,404.50
6. Step 6: Final answer
   x = 373,765.89