Finding the Fourth Proportional to 14,414.38, 21,602.72 and 7,388.44

Step by Step Solution

1. Step 1: Write the proportion equation
   14,414.38 : 21,602.72 = 7,388.44 : x
2. Step 2: Convert to fraction form
   14,414.38/21,602.72 = 7,388.44/x
3. Step 3: Cross multiply
   14,414.38x = 21,602.72 × 7,388.44
4. Step 4: Simplify right side
   14,414.38x = 159,610,400.56
5. Step 5: Solve for x
   x = 159,610,400.56/14,414.38
6. Step 6: Final answer
   x = 11,073.00