Finding the Third Proportional to 192,321 and 298,559.25

Step by Step Solution

1. Step 1: Write the proportion equation
   192,321 : 298,559.25 = 298,559.25 : x
2. Step 2: Convert to fraction form
   192,321/298,559.25 = 298,559.25/x
3. Step 3: Cross multiply
   192,321x = 298,559.25 × 298,559.25
4. Step 4: Simplify right side
   192,321x = 89,137,625,760.56
5. Step 5: Solve for x
   x = 89,137,625,760.56/192,321
6. Step 6: Final answer
   x = 463,483.58