Finding the Third Proportional to 131,292 and 196,888.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,292 : 196,888.50 = 196,888.50 : x
2. Step 2: Convert to fraction form
   131,292/196,888.50 = 196,888.50/x
3. Step 3: Cross multiply
   131,292x = 196,888.50 × 196,888.50
4. Step 4: Simplify right side
   131,292x = 38,765,081,432.25
5. Step 5: Solve for x
   x = 38,765,081,432.25/131,292
6. Step 6: Final answer
   x = 295,258.52