Finding the Fourth Proportional to 1,955.72, 2,697.22 and 1,395.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,955.72 : 2,697.22 = 1,395.12 : x
2. Step 2: Convert to fraction form
   1,955.72/2,697.22 = 1,395.12/x
3. Step 3: Cross multiply
   1,955.72x = 2,697.22 × 1,395.12
4. Step 4: Simplify right side
   1,955.72x = 3,762,945.57
5. Step 5: Solve for x
   x = 3,762,945.57/1,955.72
6. Step 6: Final answer
   x = 1,924.07