Finding the Fourth Proportional to 1,345.25, 1,855.81 and 952.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345.25 : 1,855.81 = 952.49 : x
2. Step 2: Convert to fraction form
   1,345.25/1,855.81 = 952.49/x
3. Step 3: Cross multiply
   1,345.25x = 1,855.81 × 952.49
4. Step 4: Simplify right side
   1,345.25x = 1,767,640.47
5. Step 5: Solve for x
   x = 1,767,640.47/1,345.25
6. Step 6: Final answer
   x = 1,313.99