Finding the Fourth Proportional to 22,158.77, 30,582.23 and 13,085.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,158.77 : 30,582.23 = 13,085.82 : x
2. Step 2: Convert to fraction form
   22,158.77/30,582.23 = 13,085.82/x
3. Step 3: Cross multiply
   22,158.77x = 30,582.23 × 13,085.82
4. Step 4: Simplify right side
   22,158.77x = 400,193,491.55
5. Step 5: Solve for x
   x = 400,193,491.55/22,158.77
6. Step 6: Final answer
   x = 18,060.28