Finding the Fourth Proportional to 21,917.35, 32,832.72 and 14,499.37

Step by Step Solution

1. Step 1: Write the proportion equation
   21,917.35 : 32,832.72 = 14,499.37 : x
2. Step 2: Convert to fraction form
   21,917.35/32,832.72 = 14,499.37/x
3. Step 3: Cross multiply
   21,917.35x = 32,832.72 × 14,499.37
4. Step 4: Simplify right side
   21,917.35x = 476,053,755.39
5. Step 5: Solve for x
   x = 476,053,755.39/21,917.35
6. Step 6: Final answer
   x = 21,720.41