Finding the Fourth Proportional to 22,686.18, 31,285.98 and 14,185.59

Step by Step Solution

1. Step 1: Write the proportion equation
   22,686.18 : 31,285.98 = 14,185.59 : x
2. Step 2: Convert to fraction form
   22,686.18/31,285.98 = 14,185.59/x
3. Step 3: Cross multiply
   22,686.18x = 31,285.98 × 14,185.59
4. Step 4: Simplify right side
   22,686.18x = 443,810,085.03
5. Step 5: Solve for x
   x = 443,810,085.03/22,686.18
6. Step 6: Final answer
   x = 19,563.02