Finding the Fourth Proportional to 321,956.52, 482,825.42 and 111,545.34

Step by Step Solution

1. Step 1: Write the proportion equation
   321,956.52 : 482,825.42 = 111,545.34 : x
2. Step 2: Convert to fraction form
   321,956.52/482,825.42 = 111,545.34/x
3. Step 3: Cross multiply
   321,956.52x = 482,825.42 × 111,545.34
4. Step 4: Simplify right side
   321,956.52x = 53,856,925,634.54
5. Step 5: Solve for x
   x = 53,856,925,634.54/321,956.52
6. Step 6: Final answer
   x = 167,280.12