Finding the Fourth Proportional to 2,123.96, 3,186.03 and 1,301.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.96 : 3,186.03 = 1,301.72 : x
2. Step 2: Convert to fraction form
   2,123.96/3,186.03 = 1,301.72/x
3. Step 3: Cross multiply
   2,123.96x = 3,186.03 × 1,301.72
4. Step 4: Simplify right side
   2,123.96x = 4,147,318.97
5. Step 5: Solve for x
   x = 4,147,318.97/2,123.96
6. Step 6: Final answer
   x = 1,952.64