Finding the Fourth Proportional to 12,181.56, 18,264.83 and 4,782.67

Step by Step Solution

1. Step 1: Write the proportion equation
   12,181.56 : 18,264.83 = 4,782.67 : x
2. Step 2: Convert to fraction form
   12,181.56/18,264.83 = 4,782.67/x
3. Step 3: Cross multiply
   12,181.56x = 18,264.83 × 4,782.67
4. Step 4: Simplify right side
   12,181.56x = 87,354,613.73
5. Step 5: Solve for x
   x = 87,354,613.73/12,181.56
6. Step 6: Final answer
   x = 7,171.05