Finding the Third Proportional to 152,339 and 222,622.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,339 : 222,622.50 = 222,622.50 : x
2. Step 2: Convert to fraction form
   152,339/222,622.50 = 222,622.50/x
3. Step 3: Cross multiply
   152,339x = 222,622.50 × 222,622.50
4. Step 4: Simplify right side
   152,339x = 49,560,777,506.25
5. Step 5: Solve for x
   x = 49,560,777,506.25/152,339
6. Step 6: Final answer
   x = 325,332.17