Finding the Fourth Proportional to 21,488.15, 32,233.77 and 8,995.59

Step by Step Solution

1. Step 1: Write the proportion equation
   21,488.15 : 32,233.77 = 8,995.59 : x
2. Step 2: Convert to fraction form
   21,488.15/32,233.77 = 8,995.59/x
3. Step 3: Cross multiply
   21,488.15x = 32,233.77 × 8,995.59
4. Step 4: Simplify right side
   21,488.15x = 289,961,779.07
5. Step 5: Solve for x
   x = 289,961,779.07/21,488.15
6. Step 6: Final answer
   x = 13,494.03