Finding the Third Proportional to 145,300.50 and 218,097

Step by Step Solution

1. Step 1: Write the proportion equation
   145,300.50 : 218,097 = 218,097 : x
2. Step 2: Convert to fraction form
   145,300.50/218,097 = 218,097/x
3. Step 3: Cross multiply
   145,300.50x = 218,097 × 218,097
4. Step 4: Simplify right side
   145,300.50x = 47,566,301,409
5. Step 5: Solve for x
   x = 47,566,301,409/145,300.50
6. Step 6: Final answer
   x = 327,365.02