Finding the Fourth Proportional to 10,427.41, 14,389.91 and 5,711.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,427.41 : 14,389.91 = 5,711.59 : x
2. Step 2: Convert to fraction form
   10,427.41/14,389.91 = 5,711.59/x
3. Step 3: Cross multiply
   10,427.41x = 14,389.91 × 5,711.59
4. Step 4: Simplify right side
   10,427.41x = 82,189,266.06
5. Step 5: Solve for x
   x = 82,189,266.06/10,427.41
6. Step 6: Final answer
   x = 7,882.04