Finding the Fourth Proportional to 12,046.90, 18,069.98 and 3,281.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,046.90 : 18,069.98 = 3,281.54 : x
2. Step 2: Convert to fraction form
   12,046.90/18,069.98 = 3,281.54/x
3. Step 3: Cross multiply
   12,046.90x = 18,069.98 × 3,281.54
4. Step 4: Simplify right side
   12,046.90x = 59,297,362.17
5. Step 5: Solve for x
   x = 59,297,362.17/12,046.90
6. Step 6: Final answer
   x = 4,922.21