Finding the Third Proportional to 192,321 and 298,562.63

Step by Step Solution

1. Step 1: Write the proportion equation
   192,321 : 298,562.63 = 298,562.63 : x
2. Step 2: Convert to fraction form
   192,321/298,562.63 = 298,562.63/x
3. Step 3: Cross multiply
   192,321x = 298,562.63 × 298,562.63
4. Step 4: Simplify right side
   192,321x = 89,139,641,046.89
5. Step 5: Solve for x
   x = 89,139,641,046.89/192,321
6. Step 6: Final answer
   x = 463,494.06