Finding the Fourth Proportional to 12,056.42, 18,082.20 and 3,291.95

Step by Step Solution

1. Step 1: Write the proportion equation
   12,056.42 : 18,082.20 = 3,291.95 : x
2. Step 2: Convert to fraction form
   12,056.42/18,082.20 = 3,291.95/x
3. Step 3: Cross multiply
   12,056.42x = 18,082.20 × 3,291.95
4. Step 4: Simplify right side
   12,056.42x = 59,525,698.29
5. Step 5: Solve for x
   x = 59,525,698.29/12,056.42
6. Step 6: Final answer
   x = 4,937.26