Finding the Fourth Proportional to 2,372.81, 3,274.56 and 1,325.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,372.81 : 3,274.56 = 1,325.07 : x
2. Step 2: Convert to fraction form
   2,372.81/3,274.56 = 1,325.07/x
3. Step 3: Cross multiply
   2,372.81x = 3,274.56 × 1,325.07
4. Step 4: Simplify right side
   2,372.81x = 4,339,021.22
5. Step 5: Solve for x
   x = 4,339,021.22/2,372.81
6. Step 6: Final answer
   x = 1,828.65