Finding the Third Proportional to 368,366 and 550,276.50

Step by Step Solution

1. Step 1: Write the proportion equation
   368,366 : 550,276.50 = 550,276.50 : x
2. Step 2: Convert to fraction form
   368,366/550,276.50 = 550,276.50/x
3. Step 3: Cross multiply
   368,366x = 550,276.50 × 550,276.50
4. Step 4: Simplify right side
   368,366x = 302,804,226,452.25
5. Step 5: Solve for x
   x = 302,804,226,452.25/368,366
6. Step 6: Final answer
   x = 822,020.02