Finding the Fourth Proportional to 241,142.72, 361,743.12 and 116,396

Step by Step Solution

1. Step 1: Write the proportion equation
   241,142.72 : 361,743.12 = 116,396 : x
2. Step 2: Convert to fraction form
   241,142.72/361,743.12 = 116,396/x
3. Step 3: Cross multiply
   241,142.72x = 361,743.12 × 116,396
4. Step 4: Simplify right side
   241,142.72x = 42,105,452,195.52
5. Step 5: Solve for x
   x = 42,105,452,195.52/241,142.72
6. Step 6: Final answer
   x = 174,608.02