Finding the Third Proportional to 634,369 and 864,049.50

Step by Step Solution

1. Step 1: Write the proportion equation
   634,369 : 864,049.50 = 864,049.50 : x
2. Step 2: Convert to fraction form
   634,369/864,049.50 = 864,049.50/x
3. Step 3: Cross multiply
   634,369x = 864,049.50 × 864,049.50
4. Step 4: Simplify right side
   634,369x = 746,581,538,450.25
5. Step 5: Solve for x
   x = 746,581,538,450.25/634,369
6. Step 6: Final answer
   x = 1,176,888.43