Finding the Fourth Proportional to 2,013.03, 3,020.72 and 1,147.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.03 : 3,020.72 = 1,147.95 : x
2. Step 2: Convert to fraction form
   2,013.03/3,020.72 = 1,147.95/x
3. Step 3: Cross multiply
   2,013.03x = 3,020.72 × 1,147.95
4. Step 4: Simplify right side
   2,013.03x = 3,467,629.78
5. Step 5: Solve for x
   x = 3,467,629.78/2,013.03
6. Step 6: Final answer
   x = 1,722.59