Finding the Fourth Proportional to 5,381.58, 8,024.28 and 5,371.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,381.58 : 8,024.28 = 5,371.05 : x
2. Step 2: Convert to fraction form
   5,381.58/8,024.28 = 5,371.05/x
3. Step 3: Cross multiply
   5,381.58x = 8,024.28 × 5,371.05
4. Step 4: Simplify right side
   5,381.58x = 43,098,809.09
5. Step 5: Solve for x
   x = 43,098,809.09/5,381.58
6. Step 6: Final answer
   x = 8,008.58