Finding the Third Proportional to 196,582.50 and 300,604.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,582.50 : 300,604.50 = 300,604.50 : x
2. Step 2: Convert to fraction form
   196,582.50/300,604.50 = 300,604.50/x
3. Step 3: Cross multiply
   196,582.50x = 300,604.50 × 300,604.50
4. Step 4: Simplify right side
   196,582.50x = 90,363,065,420.25
5. Step 5: Solve for x
   x = 90,363,065,420.25/196,582.50
6. Step 6: Final answer
   x = 459,669.94