Finding the Third Proportional to 196,645.50 and 298,593

Step by Step Solution

1. Step 1: Write the proportion equation
   196,645.50 : 298,593 = 298,593 : x
2. Step 2: Convert to fraction form
   196,645.50/298,593 = 298,593/x
3. Step 3: Cross multiply
   196,645.50x = 298,593 × 298,593
4. Step 4: Simplify right side
   196,645.50x = 89,157,779,649
5. Step 5: Solve for x
   x = 89,157,779,649/196,645.50
6. Step 6: Final answer
   x = 453,393.44