Finding the Third Proportional to 161,869.50 and 245,061.75

Step by Step Solution

1. Step 1: Write the proportion equation
   161,869.50 : 245,061.75 = 245,061.75 : x
2. Step 2: Convert to fraction form
   161,869.50/245,061.75 = 245,061.75/x
3. Step 3: Cross multiply
   161,869.50x = 245,061.75 × 245,061.75
4. Step 4: Simplify right side
   161,869.50x = 60,055,261,313.06
5. Step 5: Solve for x
   x = 60,055,261,313.06/161,869.50
6. Step 6: Final answer
   x = 371,010.36