Finding the Fourth Proportional to 12,056.21, 18,084.33 and 3,291.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,056.21 : 18,084.33 = 3,291.37 : x
2. Step 2: Convert to fraction form
   12,056.21/18,084.33 = 3,291.37/x
3. Step 3: Cross multiply
   12,056.21x = 18,084.33 × 3,291.37
4. Step 4: Simplify right side
   12,056.21x = 59,522,176.02
5. Step 5: Solve for x
   x = 59,522,176.02/12,056.21
6. Step 6: Final answer
   x = 4,937.06