Finding the Fourth Proportional to 2,141.22, 2,956.70 and 1,789.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141.22 : 2,956.70 = 1,789.02 : x
2. Step 2: Convert to fraction form
   2,141.22/2,956.70 = 1,789.02/x
3. Step 3: Cross multiply
   2,141.22x = 2,956.70 × 1,789.02
4. Step 4: Simplify right side
   2,141.22x = 5,289,612.38
5. Step 5: Solve for x
   x = 5,289,612.38/2,141.22
6. Step 6: Final answer
   x = 2,470.37