Finding the Fourth Proportional to 3,830.27, 5,281.86 and 3,607.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,830.27 : 5,281.86 = 3,607.03 : x
2. Step 2: Convert to fraction form
   3,830.27/5,281.86 = 3,607.03/x
3. Step 3: Cross multiply
   3,830.27x = 5,281.86 × 3,607.03
4. Step 4: Simplify right side
   3,830.27x = 19,051,809.44
5. Step 5: Solve for x
   x = 19,051,809.44/3,830.27
6. Step 6: Final answer
   x = 4,974.02