Finding the Third Proportional to 322,893 and 443,245.50

Step by Step Solution

1. Step 1: Write the proportion equation
   322,893 : 443,245.50 = 443,245.50 : x
2. Step 2: Convert to fraction form
   322,893/443,245.50 = 443,245.50/x
3. Step 3: Cross multiply
   322,893x = 443,245.50 × 443,245.50
4. Step 4: Simplify right side
   322,893x = 196,466,573,270.25
5. Step 5: Solve for x
   x = 196,466,573,270.25/322,893
6. Step 6: Final answer
   x = 608,457.21