Finding the Third Proportional to 131,042 and 196,357.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,042 : 196,357.50 = 196,357.50 : x
2. Step 2: Convert to fraction form
   131,042/196,357.50 = 196,357.50/x
3. Step 3: Cross multiply
   131,042x = 196,357.50 × 196,357.50
4. Step 4: Simplify right side
   131,042x = 38,556,267,806.25
5. Step 5: Solve for x
   x = 38,556,267,806.25/131,042
6. Step 6: Final answer
   x = 294,228.32