Finding the Third Proportional to 196,651 and 298,601.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,651 : 298,601.50 = 298,601.50 : x
2. Step 2: Convert to fraction form
   196,651/298,601.50 = 298,601.50/x
3. Step 3: Cross multiply
   196,651x = 298,601.50 × 298,601.50
4. Step 4: Simplify right side
   196,651x = 89,162,855,802.25
5. Step 5: Solve for x
   x = 89,162,855,802.25/196,651
6. Step 6: Final answer
   x = 453,406.57