Finding the Third Proportional to 161,005.50 and 236,581.88

Step by Step Solution

1. Step 1: Write the proportion equation
   161,005.50 : 236,581.88 = 236,581.88 : x
2. Step 2: Convert to fraction form
   161,005.50/236,581.88 = 236,581.88/x
3. Step 3: Cross multiply
   161,005.50x = 236,581.88 × 236,581.88
4. Step 4: Simplify right side
   161,005.50x = 55,970,983,578.52
5. Step 5: Solve for x
   x = 55,970,983,578.52/161,005.50
6. Step 6: Final answer
   x = 347,633.99