Finding the Fourth Proportional to 14,498.71, 21,741.92 and 5,141.09

Step by Step Solution

1. Step 1: Write the proportion equation
   14,498.71 : 21,741.92 = 5,141.09 : x
2. Step 2: Convert to fraction form
   14,498.71/21,741.92 = 5,141.09/x
3. Step 3: Cross multiply
   14,498.71x = 21,741.92 × 5,141.09
4. Step 4: Simplify right side
   14,498.71x = 111,777,093.12
5. Step 5: Solve for x
   x = 111,777,093.12/14,498.71
6. Step 6: Final answer
   x = 7,709.45