Finding the Third Proportional to 196,552 and 421,150.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,552 : 421,150.50 = 421,150.50 : x
2. Step 2: Convert to fraction form
   196,552/421,150.50 = 421,150.50/x
3. Step 3: Cross multiply
   196,552x = 421,150.50 × 421,150.50
4. Step 4: Simplify right side
   196,552x = 177,367,743,650.25
5. Step 5: Solve for x
   x = 177,367,743,650.25/196,552
6. Step 6: Final answer
   x = 902,396.03