Finding the Fourth Proportional to 4,947.53, 7,426.15 and 3,766.55

Step by Step Solution

1. Step 1: Write the proportion equation
   4,947.53 : 7,426.15 = 3,766.55 : x
2. Step 2: Convert to fraction form
   4,947.53/7,426.15 = 3,766.55/x
3. Step 3: Cross multiply
   4,947.53x = 7,426.15 × 3,766.55
4. Step 4: Simplify right side
   4,947.53x = 27,970,918.74
5. Step 5: Solve for x
   x = 27,970,918.74/4,947.53
6. Step 6: Final answer
   x = 5,653.52