Finding the Third Proportional to 197,653.50 and 434,665.50

Step by Step Solution

1. Step 1: Write the proportion equation
   197,653.50 : 434,665.50 = 434,665.50 : x
2. Step 2: Convert to fraction form
   197,653.50/434,665.50 = 434,665.50/x
3. Step 3: Cross multiply
   197,653.50x = 434,665.50 × 434,665.50
4. Step 4: Simplify right side
   197,653.50x = 188,934,096,890.25
5. Step 5: Solve for x
   x = 188,934,096,890.25/197,653.50
6. Step 6: Final answer
   x = 955,885.41