Finding the Third Proportional to 196,617 and 296,536.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,617 : 296,536.50 = 296,536.50 : x
2. Step 2: Convert to fraction form
   196,617/296,536.50 = 296,536.50/x
3. Step 3: Cross multiply
   196,617x = 296,536.50 × 296,536.50
4. Step 4: Simplify right side
   196,617x = 87,933,895,832.25
5. Step 5: Solve for x
   x = 87,933,895,832.25/196,617
6. Step 6: Final answer
   x = 447,234.45