Finding the Fourth Proportional to 21,443.07, 32,109.18 and 14,800.05

Step by Step Solution

1. Step 1: Write the proportion equation
   21,443.07 : 32,109.18 = 14,800.05 : x
2. Step 2: Convert to fraction form
   21,443.07/32,109.18 = 14,800.05/x
3. Step 3: Cross multiply
   21,443.07x = 32,109.18 × 14,800.05
4. Step 4: Simplify right side
   21,443.07x = 475,217,469.46
5. Step 5: Solve for x
   x = 475,217,469.46/21,443.07
6. Step 6: Final answer
   x = 22,161.82