Finding the Fourth Proportional to 21,426.88, 32,137.02 and 5,845.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,426.88 : 32,137.02 = 5,845.72 : x
2. Step 2: Convert to fraction form
   21,426.88/32,137.02 = 5,845.72/x
3. Step 3: Cross multiply
   21,426.88x = 32,137.02 × 5,845.72
4. Step 4: Simplify right side
   21,426.88x = 187,864,020.55
5. Step 5: Solve for x
   x = 187,864,020.55/21,426.88
6. Step 6: Final answer
   x = 8,767.68