Finding the Fourth Proportional to 2,182.84, 3,269.20 and 1,256.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.84 : 3,269.20 = 1,256.10 : x
2. Step 2: Convert to fraction form
   2,182.84/3,269.20 = 1,256.10/x
3. Step 3: Cross multiply
   2,182.84x = 3,269.20 × 1,256.10
4. Step 4: Simplify right side
   2,182.84x = 4,106,447.78
5. Step 5: Solve for x
   x = 4,106,447.78/2,182.84
6. Step 6: Final answer
   x = 1,881.24