Finding the Third Proportional to 139,198.50 and 224,113.50

Step by Step Solution

1. Step 1: Write the proportion equation
   139,198.50 : 224,113.50 = 224,113.50 : x
2. Step 2: Convert to fraction form
   139,198.50/224,113.50 = 224,113.50/x
3. Step 3: Cross multiply
   139,198.50x = 224,113.50 × 224,113.50
4. Step 4: Simplify right side
   139,198.50x = 50,226,860,882.25
5. Step 5: Solve for x
   x = 50,226,860,882.25/139,198.50
6. Step 6: Final answer
   x = 360,829.04