Finding the Third Proportional to 103,099.50 and 222,804

Step by Step Solution

1. Step 1: Write the proportion equation
   103,099.50 : 222,804 = 222,804 : x
2. Step 2: Convert to fraction form
   103,099.50/222,804 = 222,804/x
3. Step 3: Cross multiply
   103,099.50x = 222,804 × 222,804
4. Step 4: Simplify right side
   103,099.50x = 49,641,622,416
5. Step 5: Solve for x
   x = 49,641,622,416/103,099.50
6. Step 6: Final answer
   x = 481,492.37