Finding the Third Proportional to 196,218 and 301,981.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,218 : 301,981.50 = 301,981.50 : x
2. Step 2: Convert to fraction form
   196,218/301,981.50 = 301,981.50/x
3. Step 3: Cross multiply
   196,218x = 301,981.50 × 301,981.50
4. Step 4: Simplify right side
   196,218x = 91,192,826,342.25
5. Step 5: Solve for x
   x = 91,192,826,342.25/196,218
6. Step 6: Final answer
   x = 464,752.60