Finding the Fourth Proportional to 13,182.75, 19,773.32 and 3,321.41

Step by Step Solution

1. Step 1: Write the proportion equation
   13,182.75 : 19,773.32 = 3,321.41 : x
2. Step 2: Convert to fraction form
   13,182.75/19,773.32 = 3,321.41/x
3. Step 3: Cross multiply
   13,182.75x = 19,773.32 × 3,321.41
4. Step 4: Simplify right side
   13,182.75x = 65,675,187.31
5. Step 5: Solve for x
   x = 65,675,187.31/13,182.75
6. Step 6: Final answer
   x = 4,981.90