Finding the Fourth Proportional to 2,969.55, 4,453.93 and 1,325.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,969.55 : 4,453.93 = 1,325.72 : x
2. Step 2: Convert to fraction form
   2,969.55/4,453.93 = 1,325.72/x
3. Step 3: Cross multiply
   2,969.55x = 4,453.93 × 1,325.72
4. Step 4: Simplify right side
   2,969.55x = 5,904,664.08
5. Step 5: Solve for x
   x = 5,904,664.08/2,969.55
6. Step 6: Final answer
   x = 1,988.40