Finding the Fourth Proportional to 2,131.56, 2,945.70 and 1,732.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131.56 : 2,945.70 = 1,732.46 : x
2. Step 2: Convert to fraction form
   2,131.56/2,945.70 = 1,732.46/x
3. Step 3: Cross multiply
   2,131.56x = 2,945.70 × 1,732.46
4. Step 4: Simplify right side
   2,131.56x = 5,103,292.69
5. Step 5: Solve for x
   x = 5,103,292.69/2,131.56
6. Step 6: Final answer
   x = 2,394.16