Finding the Fourth Proportional to 22,317.28, 30,795.56 and 13,364.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,317.28 : 30,795.56 = 13,364.56 : x
2. Step 2: Convert to fraction form
   22,317.28/30,795.56 = 13,364.56/x
3. Step 3: Cross multiply
   22,317.28x = 30,795.56 × 13,364.56
4. Step 4: Simplify right side
   22,317.28x = 411,569,109.35
5. Step 5: Solve for x
   x = 411,569,109.35/22,317.28
6. Step 6: Final answer
   x = 18,441.72