Finding the Third Proportional to 224,220 and 333,137.50

Step by Step Solution

1. Step 1: Write the proportion equation
   224,220 : 333,137.50 = 333,137.50 : x
2. Step 2: Convert to fraction form
   224,220/333,137.50 = 333,137.50/x
3. Step 3: Cross multiply
   224,220x = 333,137.50 × 333,137.50
4. Step 4: Simplify right side
   224,220x = 110,980,593,906.25
5. Step 5: Solve for x
   x = 110,980,593,906.25/224,220
6. Step 6: Final answer
   x = 494,962.96