Finding the Third Proportional to 196,025.50 and 288,295

Step by Step Solution

1. Step 1: Write the proportion equation
   196,025.50 : 288,295 = 288,295 : x
2. Step 2: Convert to fraction form
   196,025.50/288,295 = 288,295/x
3. Step 3: Cross multiply
   196,025.50x = 288,295 × 288,295
4. Step 4: Simplify right side
   196,025.50x = 83,114,007,025
5. Step 5: Solve for x
   x = 83,114,007,025/196,025.50
6. Step 6: Final answer
   x = 423,995.89