Finding the Fourth Proportional to 39,860.42, 54,947.24 and 32,774.54

Step by Step Solution

1. Step 1: Write the proportion equation
   39,860.42 : 54,947.24 = 32,774.54 : x
2. Step 2: Convert to fraction form
   39,860.42/54,947.24 = 32,774.54/x
3. Step 3: Cross multiply
   39,860.42x = 54,947.24 × 32,774.54
4. Step 4: Simplify right side
   39,860.42x = 1,800,870,515.27
5. Step 5: Solve for x
   x = 1,800,870,515.27/39,860.42
6. Step 6: Final answer
   x = 45,179.42