Finding the Fourth Proportional to 3,985.14, 5,499.42 and 2,306.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,985.14 : 5,499.42 = 2,306.52 : x
2. Step 2: Convert to fraction form
   3,985.14/5,499.42 = 2,306.52/x
3. Step 3: Cross multiply
   3,985.14x = 5,499.42 × 2,306.52
4. Step 4: Simplify right side
   3,985.14x = 12,684,522.22
5. Step 5: Solve for x
   x = 12,684,522.22/3,985.14
6. Step 6: Final answer
   x = 3,182.96