Finding the Fourth Proportional to 9,947.95, 13,727.75 and 5,471.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,947.95 : 13,727.75 = 5,471.41 : x
2. Step 2: Convert to fraction form
   9,947.95/13,727.75 = 5,471.41/x
3. Step 3: Cross multiply
   9,947.95x = 13,727.75 × 5,471.41
4. Step 4: Simplify right side
   9,947.95x = 75,110,151.30
5. Step 5: Solve for x
   x = 75,110,151.30/9,947.95
6. Step 6: Final answer
   x = 7,550.31