Finding the Fourth Proportional to 2,484.79, 3,728.55 and 1,511.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,484.79 : 3,728.55 = 1,511.57 : x
2. Step 2: Convert to fraction form
   2,484.79/3,728.55 = 1,511.57/x
3. Step 3: Cross multiply
   2,484.79x = 3,728.55 × 1,511.57
4. Step 4: Simplify right side
   2,484.79x = 5,635,964.32
5. Step 5: Solve for x
   x = 5,635,964.32/2,484.79
6. Step 6: Final answer
   x = 2,268.19