Finding the Fourth Proportional to 3,615.83, 5,423.92 and 1,018.97

Step by Step Solution

1. Step 1: Write the proportion equation
   3,615.83 : 5,423.92 = 1,018.97 : x
2. Step 2: Convert to fraction form
   3,615.83/5,423.92 = 1,018.97/x
3. Step 3: Cross multiply
   3,615.83x = 5,423.92 × 1,018.97
4. Step 4: Simplify right side
   3,615.83x = 5,526,782.10
5. Step 5: Solve for x
   x = 5,526,782.10/3,615.83
6. Step 6: Final answer
   x = 1,528.50