Finding the Third Proportional to 552,096 and 809,905.50

Step by Step Solution

1. Step 1: Write the proportion equation
   552,096 : 809,905.50 = 809,905.50 : x
2. Step 2: Convert to fraction form
   552,096/809,905.50 = 809,905.50/x
3. Step 3: Cross multiply
   552,096x = 809,905.50 × 809,905.50
4. Step 4: Simplify right side
   552,096x = 655,946,918,930.25
5. Step 5: Solve for x
   x = 655,946,918,930.25/552,096
6. Step 6: Final answer
   x = 1,188,103.01