Finding the Fourth Proportional to 22,245.42, 30,709.88 and 17,198.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,245.42 : 30,709.88 = 17,198.25 : x
2. Step 2: Convert to fraction form
   22,245.42/30,709.88 = 17,198.25/x
3. Step 3: Cross multiply
   22,245.42x = 30,709.88 × 17,198.25
4. Step 4: Simplify right side
   22,245.42x = 528,156,193.71
5. Step 5: Solve for x
   x = 528,156,193.71/22,245.42
6. Step 6: Final answer
   x = 23,742.24