Finding the Third Proportional to 144,594 and 222,520.50

Step by Step Solution

1. Step 1: Write the proportion equation
   144,594 : 222,520.50 = 222,520.50 : x
2. Step 2: Convert to fraction form
   144,594/222,520.50 = 222,520.50/x
3. Step 3: Cross multiply
   144,594x = 222,520.50 × 222,520.50
4. Step 4: Simplify right side
   144,594x = 49,515,372,920.25
5. Step 5: Solve for x
   x = 49,515,372,920.25/144,594
6. Step 6: Final answer
   x = 342,444.17