Finding the Fourth Proportional to 4,947.59, 7,426.51 and 3,315.54

Step by Step Solution

1. Step 1: Write the proportion equation
   4,947.59 : 7,426.51 = 3,315.54 : x
2. Step 2: Convert to fraction form
   4,947.59/7,426.51 = 3,315.54/x
3. Step 3: Cross multiply
   4,947.59x = 7,426.51 × 3,315.54
4. Step 4: Simplify right side
   4,947.59x = 24,622,910.53
5. Step 5: Solve for x
   x = 24,622,910.53/4,947.59
6. Step 6: Final answer
   x = 4,976.75