Finding the Fourth Proportional to 22,256.22, 30,713.54 and 13,303.29

Step by Step Solution

1. Step 1: Write the proportion equation
   22,256.22 : 30,713.54 = 13,303.29 : x
2. Step 2: Convert to fraction form
   22,256.22/30,713.54 = 13,303.29/x
3. Step 3: Cross multiply
   22,256.22x = 30,713.54 × 13,303.29
4. Step 4: Simplify right side
   22,256.22x = 408,591,063.03
5. Step 5: Solve for x
   x = 408,591,063.03/22,256.22
6. Step 6: Final answer
   x = 18,358.51