Finding the Third Proportional to 144,770 and 208,850.50

Step by Step Solution

1. Step 1: Write the proportion equation
   144,770 : 208,850.50 = 208,850.50 : x
2. Step 2: Convert to fraction form
   144,770/208,850.50 = 208,850.50/x
3. Step 3: Cross multiply
   144,770x = 208,850.50 × 208,850.50
4. Step 4: Simplify right side
   144,770x = 43,618,531,350.25
5. Step 5: Solve for x
   x = 43,618,531,350.25/144,770
6. Step 6: Final answer
   x = 301,295.37