Finding the Fourth Proportional to 10,427.26, 14,389.62 and 5,711.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,427.26 : 14,389.62 = 5,711.54 : x
2. Step 2: Convert to fraction form
   10,427.26/14,389.62 = 5,711.54/x
3. Step 3: Cross multiply
   10,427.26x = 14,389.62 × 5,711.54
4. Step 4: Simplify right side
   10,427.26x = 82,186,818.27
5. Step 5: Solve for x
   x = 82,186,818.27/10,427.26
6. Step 6: Final answer
   x = 7,881.92