Finding the Fourth Proportional to 7,496.39, 10,344.53 and 4,139.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,496.39 : 10,344.53 = 4,139.18 : x
2. Step 2: Convert to fraction form
   7,496.39/10,344.53 = 4,139.18/x
3. Step 3: Cross multiply
   7,496.39x = 10,344.53 × 4,139.18
4. Step 4: Simplify right side
   7,496.39x = 42,817,830.31
5. Step 5: Solve for x
   x = 42,817,830.31/7,496.39
6. Step 6: Final answer
   x = 5,711.79