Finding the Third Proportional to 219,435 and 294,160.50

Step by Step Solution

1. Step 1: Write the proportion equation
   219,435 : 294,160.50 = 294,160.50 : x
2. Step 2: Convert to fraction form
   219,435/294,160.50 = 294,160.50/x
3. Step 3: Cross multiply
   219,435x = 294,160.50 × 294,160.50
4. Step 4: Simplify right side
   219,435x = 86,530,399,760.25
5. Step 5: Solve for x
   x = 86,530,399,760.25/219,435
6. Step 6: Final answer
   x = 394,332.72