Finding the Fourth Proportional to 21,479.72, 32,203.37 and 14,086.04

Step by Step Solution

1. Step 1: Write the proportion equation
   21,479.72 : 32,203.37 = 14,086.04 : x
2. Step 2: Convert to fraction form
   21,479.72/32,203.37 = 14,086.04/x
3. Step 3: Cross multiply
   21,479.72x = 32,203.37 × 14,086.04
4. Step 4: Simplify right side
   21,479.72x = 453,617,726.51
5. Step 5: Solve for x
   x = 453,617,726.51/21,479.72
6. Step 6: Final answer
   x = 21,118.42