Finding the Third Proportional to 222,070.50 and 331,624.69

Step by Step Solution

1. Step 1: Write the proportion equation
   222,070.50 : 331,624.69 = 331,624.69 : x
2. Step 2: Convert to fraction form
   222,070.50/331,624.69 = 331,624.69/x
3. Step 3: Cross multiply
   222,070.50x = 331,624.69 × 331,624.69
4. Step 4: Simplify right side
   222,070.50x = 109,974,933,359.47
5. Step 5: Solve for x
   x = 109,974,933,359.47/222,070.50
6. Step 6: Final answer
   x = 495,225.32