Finding the Fourth Proportional to 2,369.63, 3,271.86 and 1,530.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,369.63 : 3,271.86 = 1,530.86 : x
2. Step 2: Convert to fraction form
   2,369.63/3,271.86 = 1,530.86/x
3. Step 3: Cross multiply
   2,369.63x = 3,271.86 × 1,530.86
4. Step 4: Simplify right side
   2,369.63x = 5,008,743.24
5. Step 5: Solve for x
   x = 5,008,743.24/2,369.63
6. Step 6: Final answer
   x = 2,113.72