Finding the Fourth Proportional to 21,804.60, 32,624.46 and 13,341

Step by Step Solution

1. Step 1: Write the proportion equation
   21,804.60 : 32,624.46 = 13,341 : x
2. Step 2: Convert to fraction form
   21,804.60/32,624.46 = 13,341/x
3. Step 3: Cross multiply
   21,804.60x = 32,624.46 × 13,341
4. Step 4: Simplify right side
   21,804.60x = 435,242,920.86
5. Step 5: Solve for x
   x = 435,242,920.86/21,804.60
6. Step 6: Final answer
   x = 19,961.06