Finding the Fourth Proportional to 3,791.34, 5,671.98 and 3,558.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,791.34 : 5,671.98 = 3,558.06 : x
2. Step 2: Convert to fraction form
   3,791.34/5,671.98 = 3,558.06/x
3. Step 3: Cross multiply
   3,791.34x = 5,671.98 × 3,558.06
4. Step 4: Simplify right side
   3,791.34x = 20,181,245.16
5. Step 5: Solve for x
   x = 20,181,245.16/3,791.34
6. Step 6: Final answer
   x = 5,322.98