Finding the Fourth Proportional to 14,353.42, 21,540.06 and 5,588.38

Step by Step Solution

1. Step 1: Write the proportion equation
   14,353.42 : 21,540.06 = 5,588.38 : x
2. Step 2: Convert to fraction form
   14,353.42/21,540.06 = 5,588.38/x
3. Step 3: Cross multiply
   14,353.42x = 21,540.06 × 5,588.38
4. Step 4: Simplify right side
   14,353.42x = 120,374,040.50
5. Step 5: Solve for x
   x = 120,374,040.50/14,353.42
6. Step 6: Final answer
   x = 8,386.44