Finding the Fourth Proportional to 21,485.30, 32,224.23 and 5,899.28

Step by Step Solution

1. Step 1: Write the proportion equation
   21,485.30 : 32,224.23 = 5,899.28 : x
2. Step 2: Convert to fraction form
   21,485.30/32,224.23 = 5,899.28/x
3. Step 3: Cross multiply
   21,485.30x = 32,224.23 × 5,899.28
4. Step 4: Simplify right side
   21,485.30x = 190,099,755.55
5. Step 5: Solve for x
   x = 190,099,755.55/21,485.30
6. Step 6: Final answer
   x = 8,847.90