Finding the Fourth Proportional to 8,019.40, 12,030.18 and 2,753.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,019.40 : 12,030.18 = 2,753.08 : x
2. Step 2: Convert to fraction form
   8,019.40/12,030.18 = 2,753.08/x
3. Step 3: Cross multiply
   8,019.40x = 12,030.18 × 2,753.08
4. Step 4: Simplify right side
   8,019.40x = 33,120,047.95
5. Step 5: Solve for x
   x = 33,120,047.95/8,019.40
6. Step 6: Final answer
   x = 4,129.99