Finding the Fourth Proportional to 2,141.08, 2,953.46 and 1,256.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141.08 : 2,953.46 = 1,256.72 : x
2. Step 2: Convert to fraction form
   2,141.08/2,953.46 = 1,256.72/x
3. Step 3: Cross multiply
   2,141.08x = 2,953.46 × 1,256.72
4. Step 4: Simplify right side
   2,141.08x = 3,711,660.63
5. Step 5: Solve for x
   x = 3,711,660.63/2,141.08
6. Step 6: Final answer
   x = 1,733.54