Finding the Fourth Proportional to 6,947.42, 9,587.55 and 3,922.70

Step by Step Solution

1. Step 1: Write the proportion equation
   6,947.42 : 9,587.55 = 3,922.70 : x
2. Step 2: Convert to fraction form
   6,947.42/9,587.55 = 3,922.70/x
3. Step 3: Cross multiply
   6,947.42x = 9,587.55 × 3,922.70
4. Step 4: Simplify right side
   6,947.42x = 37,609,082.39
5. Step 5: Solve for x
   x = 37,609,082.39/6,947.42
6. Step 6: Final answer
   x = 5,413.39