Finding the Third Proportional to 85,504.50 and 131,618.25

Step by Step Solution

1. Step 1: Write the proportion equation
   85,504.50 : 131,618.25 = 131,618.25 : x
2. Step 2: Convert to fraction form
   85,504.50/131,618.25 = 131,618.25/x
3. Step 3: Cross multiply
   85,504.50x = 131,618.25 × 131,618.25
4. Step 4: Simplify right side
   85,504.50x = 17,323,363,733.06
5. Step 5: Solve for x
   x = 17,323,363,733.06/85,504.50
6. Step 6: Final answer
   x = 202,601.78