Finding the Fourth Proportional to 2,411.42, 3,615.84 and 1,111.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,411.42 : 3,615.84 = 1,111.76 : x
2. Step 2: Convert to fraction form
   2,411.42/3,615.84 = 1,111.76/x
3. Step 3: Cross multiply
   2,411.42x = 3,615.84 × 1,111.76
4. Step 4: Simplify right side
   2,411.42x = 4,019,946.28
5. Step 5: Solve for x
   x = 4,019,946.28/2,411.42
6. Step 6: Final answer
   x = 1,667.05