Finding the Fourth Proportional to 14,466.42, 19,959.23 and 9,428.82

Step by Step Solution

1. Step 1: Write the proportion equation
   14,466.42 : 19,959.23 = 9,428.82 : x
2. Step 2: Convert to fraction form
   14,466.42/19,959.23 = 9,428.82/x
3. Step 3: Cross multiply
   14,466.42x = 19,959.23 × 9,428.82
4. Step 4: Simplify right side
   14,466.42x = 188,191,910.78
5. Step 5: Solve for x
   x = 188,191,910.78/14,466.42
6. Step 6: Final answer
   x = 13,008.88