Finding the Third Proportional to 197,361.50 and 434,089

Step by Step Solution

1. Step 1: Write the proportion equation
   197,361.50 : 434,089 = 434,089 : x
2. Step 2: Convert to fraction form
   197,361.50/434,089 = 434,089/x
3. Step 3: Cross multiply
   197,361.50x = 434,089 × 434,089
4. Step 4: Simplify right side
   197,361.50x = 188,433,259,921
5. Step 5: Solve for x
   x = 188,433,259,921/197,361.50
6. Step 6: Final answer
   x = 954,762.00