Finding the Fourth Proportional to 24,696.50, 34,081.71 and 13,518.50

Step by Step Solution

1. Step 1: Write the proportion equation
   24,696.50 : 34,081.71 = 13,518.50 : x
2. Step 2: Convert to fraction form
   24,696.50/34,081.71 = 13,518.50/x
3. Step 3: Cross multiply
   24,696.50x = 34,081.71 × 13,518.50
4. Step 4: Simplify right side
   24,696.50x = 460,733,596.64
5. Step 5: Solve for x
   x = 460,733,596.64/24,696.50
6. Step 6: Final answer
   x = 18,655.83