Finding the Fourth Proportional to 7,443.08, 10,271.55 and 4,085.83

Step by Step Solution

1. Step 1: Write the proportion equation
   7,443.08 : 10,271.55 = 4,085.83 : x
2. Step 2: Convert to fraction form
   7,443.08/10,271.55 = 4,085.83/x
3. Step 3: Cross multiply
   7,443.08x = 10,271.55 × 4,085.83
4. Step 4: Simplify right side
   7,443.08x = 41,967,781.46
5. Step 5: Solve for x
   x = 41,967,781.46/7,443.08
6. Step 6: Final answer
   x = 5,638.50