Finding the Fourth Proportional to 21,540.06, 29,723.76 and 12,110.04

Step by Step Solution

1. Step 1: Write the proportion equation
   21,540.06 : 29,723.76 = 12,110.04 : x
2. Step 2: Convert to fraction form
   21,540.06/29,723.76 = 12,110.04/x
3. Step 3: Cross multiply
   21,540.06x = 29,723.76 × 12,110.04
4. Step 4: Simplify right side
   21,540.06x = 359,955,922.55
5. Step 5: Solve for x
   x = 359,955,922.55/21,540.06
6. Step 6: Final answer
   x = 16,711.00