Finding the Fourth Proportional to 14,245.82, 19,658.22 and 7,872.34

Step by Step Solution

1. Step 1: Write the proportion equation
   14,245.82 : 19,658.22 = 7,872.34 : x
2. Step 2: Convert to fraction form
   14,245.82/19,658.22 = 7,872.34/x
3. Step 3: Cross multiply
   14,245.82x = 19,658.22 × 7,872.34
4. Step 4: Simplify right side
   14,245.82x = 154,756,191.63
5. Step 5: Solve for x
   x = 154,756,191.63/14,245.82
6. Step 6: Final answer
   x = 10,863.27