Finding the Fourth Proportional to 321,127.92, 443,150.73 and 177,887.52

Step by Step Solution

1. Step 1: Write the proportion equation
   321,127.92 : 443,150.73 = 177,887.52 : x
2. Step 2: Convert to fraction form
   321,127.92/443,150.73 = 177,887.52/x
3. Step 3: Cross multiply
   321,127.92x = 443,150.73 × 177,887.52
4. Step 4: Simplify right side
   321,127.92x = 78,830,984,345.89
5. Step 5: Solve for x
   x = 78,830,984,345.89/321,127.92
6. Step 6: Final answer
   x = 245,481.56