Finding the Third Proportional to 89,091 and 179,640.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,091 : 179,640.50 = 179,640.50 : x
2. Step 2: Convert to fraction form
   89,091/179,640.50 = 179,640.50/x
3. Step 3: Cross multiply
   89,091x = 179,640.50 × 179,640.50
4. Step 4: Simplify right side
   89,091x = 32,270,709,240.25
5. Step 5: Solve for x
   x = 32,270,709,240.25/89,091
6. Step 6: Final answer
   x = 362,221.88