Finding the Fourth Proportional to 7,496.27, 10,344.42 and 4,139

Step by Step Solution

1. Step 1: Write the proportion equation
   7,496.27 : 10,344.42 = 4,139 : x
2. Step 2: Convert to fraction form
   7,496.27/10,344.42 = 4,139/x
3. Step 3: Cross multiply
   7,496.27x = 10,344.42 × 4,139
4. Step 4: Simplify right side
   7,496.27x = 42,815,554.38
5. Step 5: Solve for x
   x = 42,815,554.38/7,496.27
6. Step 6: Final answer
   x = 5,711.58