Finding the Fourth Proportional to 5,496.42, 7,586.42 and 3,139.94

Step by Step Solution

1. Step 1: Write the proportion equation
   5,496.42 : 7,586.42 = 3,139.94 : x
2. Step 2: Convert to fraction form
   5,496.42/7,586.42 = 3,139.94/x
3. Step 3: Cross multiply
   5,496.42x = 7,586.42 × 3,139.94
4. Step 4: Simplify right side
   5,496.42x = 23,820,903.61
5. Step 5: Solve for x
   x = 23,820,903.61/5,496.42
6. Step 6: Final answer
   x = 4,333.89