Finding the Fourth Proportional to 3,945.23, 5,913.89 and 1,752.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,945.23 : 5,913.89 = 1,752.15 : x
2. Step 2: Convert to fraction form
   3,945.23/5,913.89 = 1,752.15/x
3. Step 3: Cross multiply
   3,945.23x = 5,913.89 × 1,752.15
4. Step 4: Simplify right side
   3,945.23x = 10,362,022.36
5. Step 5: Solve for x
   x = 10,362,022.36/3,945.23
6. Step 6: Final answer
   x = 2,626.47