Finding the Fourth Proportional to 311,016.96, 466,456.32 and 131,074.56

Step by Step Solution

1. Step 1: Write the proportion equation
   311,016.96 : 466,456.32 = 131,074.56 : x
2. Step 2: Convert to fraction form
   311,016.96/466,456.32 = 131,074.56/x
3. Step 3: Cross multiply
   311,016.96x = 466,456.32 × 131,074.56
4. Step 4: Simplify right side
   311,016.96x = 61,140,556,903.22
5. Step 5: Solve for x
   x = 61,140,556,903.22/311,016.96
6. Step 6: Final answer
   x = 196,582.71