Finding the Fourth Proportional to 21,624.58, 32,425.33 and 11,090.34

Step by Step Solution

1. Step 1: Write the proportion equation
   21,624.58 : 32,425.33 = 11,090.34 : x
2. Step 2: Convert to fraction form
   21,624.58/32,425.33 = 11,090.34/x
3. Step 3: Cross multiply
   21,624.58x = 32,425.33 × 11,090.34
4. Step 4: Simplify right side
   21,624.58x = 359,607,934.31
5. Step 5: Solve for x
   x = 359,607,934.31/21,624.58
6. Step 6: Final answer
   x = 16,629.59