Finding the Fourth Proportional to 4,747.42, 7,111.86 and 3,266.38

Step by Step Solution

1. Step 1: Write the proportion equation
   4,747.42 : 7,111.86 = 3,266.38 : x
2. Step 2: Convert to fraction form
   4,747.42/7,111.86 = 3,266.38/x
3. Step 3: Cross multiply
   4,747.42x = 7,111.86 × 3,266.38
4. Step 4: Simplify right side
   4,747.42x = 23,230,037.27
5. Step 5: Solve for x
   x = 23,230,037.27/4,747.42
6. Step 6: Final answer
   x = 4,893.19