Finding the Fourth Proportional to 22,110.51, 30,513.25 and 12,039.34

Step by Step Solution

1. Step 1: Write the proportion equation
   22,110.51 : 30,513.25 = 12,039.34 : x
2. Step 2: Convert to fraction form
   22,110.51/30,513.25 = 12,039.34/x
3. Step 3: Cross multiply
   22,110.51x = 30,513.25 × 12,039.34
4. Step 4: Simplify right side
   22,110.51x = 367,359,391.26
5. Step 5: Solve for x
   x = 367,359,391.26/22,110.51
6. Step 6: Final answer
   x = 16,614.70