Finding the Fourth Proportional to 1,749.94, 2,620.56 and 1,017.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,749.94 : 2,620.56 = 1,017.30 : x
2. Step 2: Convert to fraction form
   1,749.94/2,620.56 = 1,017.30/x
3. Step 3: Cross multiply
   1,749.94x = 2,620.56 × 1,017.30
4. Step 4: Simplify right side
   1,749.94x = 2,665,895.69
5. Step 5: Solve for x
   x = 2,665,895.69/1,749.94
6. Step 6: Final answer
   x = 1,523.42