Finding the Fourth Proportional to 12,020.84, 18,030.34 and 3,255.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,020.84 : 18,030.34 = 3,255.52 : x
2. Step 2: Convert to fraction form
   12,020.84/18,030.34 = 3,255.52/x
3. Step 3: Cross multiply
   12,020.84x = 18,030.34 × 3,255.52
4. Step 4: Simplify right side
   12,020.84x = 58,698,132.48
5. Step 5: Solve for x
   x = 58,698,132.48/12,020.84
6. Step 6: Final answer
   x = 4,883.03