Finding the Fourth Proportional to 3,018.56, 4,165.59 and 1,839.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,018.56 : 4,165.59 = 1,839.62 : x
2. Step 2: Convert to fraction form
   3,018.56/4,165.59 = 1,839.62/x
3. Step 3: Cross multiply
   3,018.56x = 4,165.59 × 1,839.62
4. Step 4: Simplify right side
   3,018.56x = 7,663,081.85
5. Step 5: Solve for x
   x = 7,663,081.85/3,018.56
6. Step 6: Final answer
   x = 2,538.66