Finding the Third Proportional to 222,267 and 335,317.50

Step by Step Solution

1. Step 1: Write the proportion equation
   222,267 : 335,317.50 = 335,317.50 : x
2. Step 2: Convert to fraction form
   222,267/335,317.50 = 335,317.50/x
3. Step 3: Cross multiply
   222,267x = 335,317.50 × 335,317.50
4. Step 4: Simplify right side
   222,267x = 112,437,825,806.25
5. Step 5: Solve for x
   x = 112,437,825,806.25/222,267
6. Step 6: Final answer
   x = 505,868.28