Finding the Third Proportional to 222,231 and 353,029.50

Step by Step Solution

1. Step 1: Write the proportion equation
   222,231 : 353,029.50 = 353,029.50 : x
2. Step 2: Convert to fraction form
   222,231/353,029.50 = 353,029.50/x
3. Step 3: Cross multiply
   222,231x = 353,029.50 × 353,029.50
4. Step 4: Simplify right side
   222,231x = 124,629,827,870.25
5. Step 5: Solve for x
   x = 124,629,827,870.25/222,231
6. Step 6: Final answer
   x = 560,812.07