Finding the Fourth Proportional to 21,069.04, 31,582.82 and 8,597.82

Step by Step Solution

1. Step 1: Write the proportion equation
   21,069.04 : 31,582.82 = 8,597.82 : x
2. Step 2: Convert to fraction form
   21,069.04/31,582.82 = 8,597.82/x
3. Step 3: Cross multiply
   21,069.04x = 31,582.82 × 8,597.82
4. Step 4: Simplify right side
   21,069.04x = 271,543,401.45
5. Step 5: Solve for x
   x = 271,543,401.45/21,069.04
6. Step 6: Final answer
   x = 12,888.27