Finding the Fourth Proportional to 247,111.72, 341,044.23 and 161,162.62

Step by Step Solution

1. Step 1: Write the proportion equation
   247,111.72 : 341,044.23 = 161,162.62 : x
2. Step 2: Convert to fraction form
   247,111.72/341,044.23 = 161,162.62/x
3. Step 3: Cross multiply
   247,111.72x = 341,044.23 × 161,162.62
4. Step 4: Simplify right side
   247,111.72x = 54,963,581,642.68
5. Step 5: Solve for x
   x = 54,963,581,642.68/247,111.72
6. Step 6: Final answer
   x = 222,424.02