Finding the Third Proportional to 192,315 and 298,552.50

Step by Step Solution

1. Step 1: Write the proportion equation
   192,315 : 298,552.50 = 298,552.50 : x
2. Step 2: Convert to fraction form
   192,315/298,552.50 = 298,552.50/x
3. Step 3: Cross multiply
   192,315x = 298,552.50 × 298,552.50
4. Step 4: Simplify right side
   192,315x = 89,133,595,256.25
5. Step 5: Solve for x
   x = 89,133,595,256.25/192,315
6. Step 6: Final answer
   x = 463,477.08