Finding the Fourth Proportional to 4,947.46, 7,426.32 and 3,315.41

Step by Step Solution

1. Step 1: Write the proportion equation
   4,947.46 : 7,426.32 = 3,315.41 : x
2. Step 2: Convert to fraction form
   4,947.46/7,426.32 = 3,315.41/x
3. Step 3: Cross multiply
   4,947.46x = 7,426.32 × 3,315.41
4. Step 4: Simplify right side
   4,947.46x = 24,621,295.59
5. Step 5: Solve for x
   x = 24,621,295.59/4,947.46
6. Step 6: Final answer
   x = 4,976.55