Finding the Fourth Proportional to 2,184.72, 3,015.40 and 1,253.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,184.72 : 3,015.40 = 1,253.52 : x
2. Step 2: Convert to fraction form
   2,184.72/3,015.40 = 1,253.52/x
3. Step 3: Cross multiply
   2,184.72x = 3,015.40 × 1,253.52
4. Step 4: Simplify right side
   2,184.72x = 3,779,864.21
5. Step 5: Solve for x
   x = 3,779,864.21/2,184.72
6. Step 6: Final answer
   x = 1,730.14