Finding the Fourth Proportional to 1,345.95, 1,854.78 and 952.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345.95 : 1,854.78 = 952.29 : x
2. Step 2: Convert to fraction form
   1,345.95/1,854.78 = 952.29/x
3. Step 3: Cross multiply
   1,345.95x = 1,854.78 × 952.29
4. Step 4: Simplify right side
   1,345.95x = 1,766,288.45
5. Step 5: Solve for x
   x = 1,766,288.45/1,345.95
6. Step 6: Final answer
   x = 1,312.30