Finding the Third Proportional to 554,202 and 892,504.50

Step by Step Solution

1. Step 1: Write the proportion equation
   554,202 : 892,504.50 = 892,504.50 : x
2. Step 2: Convert to fraction form
   554,202/892,504.50 = 892,504.50/x
3. Step 3: Cross multiply
   554,202x = 892,504.50 × 892,504.50
4. Step 4: Simplify right side
   554,202x = 796,564,282,520.25
5. Step 5: Solve for x
   x = 796,564,282,520.25/554,202
6. Step 6: Final answer
   x = 1,437,317.59