Finding the Fourth Proportional to 21,568.88, 32,353.30 and 5,986.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,568.88 : 32,353.30 = 5,986.50 : x
2. Step 2: Convert to fraction form
   21,568.88/32,353.30 = 5,986.50/x
3. Step 3: Cross multiply
   21,568.88x = 32,353.30 × 5,986.50
4. Step 4: Simplify right side
   21,568.88x = 193,683,030.45
5. Step 5: Solve for x
   x = 193,683,030.45/21,568.88
6. Step 6: Final answer
   x = 8,979.74