Finding the Third Proportional to 144,891 and 230,548.50

Step by Step Solution

1. Step 1: Write the proportion equation
   144,891 : 230,548.50 = 230,548.50 : x
2. Step 2: Convert to fraction form
   144,891/230,548.50 = 230,548.50/x
3. Step 3: Cross multiply
   144,891x = 230,548.50 × 230,548.50
4. Step 4: Simplify right side
   144,891x = 53,152,610,852.25
5. Step 5: Solve for x
   x = 53,152,610,852.25/144,891
6. Step 6: Final answer
   x = 366,845.50