Finding the Third Proportional to 145,688 and 225,001.50

Step by Step Solution

1. Step 1: Write the proportion equation
   145,688 : 225,001.50 = 225,001.50 : x
2. Step 2: Convert to fraction form
   145,688/225,001.50 = 225,001.50/x
3. Step 3: Cross multiply
   145,688x = 225,001.50 × 225,001.50
4. Step 4: Simplify right side
   145,688x = 50,625,675,002.25
5. Step 5: Solve for x
   x = 50,625,675,002.25/145,688
6. Step 6: Final answer
   x = 347,493.79