Finding the Fourth Proportional to 22,522.84, 31,081.53 and 12,586.84

Step by Step Solution

1. Step 1: Write the proportion equation
   22,522.84 : 31,081.53 = 12,586.84 : x
2. Step 2: Convert to fraction form
   22,522.84/31,081.53 = 12,586.84/x
3. Step 3: Cross multiply
   22,522.84x = 31,081.53 × 12,586.84
4. Step 4: Simplify right side
   22,522.84x = 391,218,245.07
5. Step 5: Solve for x
   x = 391,218,245.07/22,522.84
6. Step 6: Final answer
   x = 17,369.85