Finding the Third Proportional to 333,120 and 437,359.50

Step by Step Solution

1. Step 1: Write the proportion equation
   333,120 : 437,359.50 = 437,359.50 : x
2. Step 2: Convert to fraction form
   333,120/437,359.50 = 437,359.50/x
3. Step 3: Cross multiply
   333,120x = 437,359.50 × 437,359.50
4. Step 4: Simplify right side
   333,120x = 191,283,332,240.25
5. Step 5: Solve for x
   x = 191,283,332,240.25/333,120
6. Step 6: Final answer
   x = 574,217.50