Finding the Fourth Proportional to 14,387.37, 21,601.25 and 7,372.43

Step by Step Solution

1. Step 1: Write the proportion equation
   14,387.37 : 21,601.25 = 7,372.43 : x
2. Step 2: Convert to fraction form
   14,387.37/21,601.25 = 7,372.43/x
3. Step 3: Cross multiply
   14,387.37x = 21,601.25 × 7,372.43
4. Step 4: Simplify right side
   14,387.37x = 159,253,606.57
5. Step 5: Solve for x
   x = 159,253,606.57/14,387.37
6. Step 6: Final answer
   x = 11,068.99