Finding the Fourth Proportional to 2,013.56, 2,779.01 and 1,174.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.56 : 2,779.01 = 1,174.53 : x
2. Step 2: Convert to fraction form
   2,013.56/2,779.01 = 1,174.53/x
3. Step 3: Cross multiply
   2,013.56x = 2,779.01 × 1,174.53
4. Step 4: Simplify right side
   2,013.56x = 3,264,016.12
5. Step 5: Solve for x
   x = 3,264,016.12/2,013.56
6. Step 6: Final answer
   x = 1,621.02