Finding the Fourth Proportional to 1,017.54, 1,523.34 and 952.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017.54 : 1,523.34 = 952.61 : x
2. Step 2: Convert to fraction form
   1,017.54/1,523.34 = 952.61/x
3. Step 3: Cross multiply
   1,017.54x = 1,523.34 × 952.61
4. Step 4: Simplify right side
   1,017.54x = 1,451,141.30
5. Step 5: Solve for x
   x = 1,451,141.30/1,017.54
6. Step 6: Final answer
   x = 1,426.13