Finding the Fourth Proportional to 1,707.89, 2,559.47 and 975.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,707.89 : 2,559.47 = 975.92 : x
2. Step 2: Convert to fraction form
   1,707.89/2,559.47 = 975.92/x
3. Step 3: Cross multiply
   1,707.89x = 2,559.47 × 975.92
4. Step 4: Simplify right side
   1,707.89x = 2,497,846.80
5. Step 5: Solve for x
   x = 2,497,846.80/1,707.89
6. Step 6: Final answer
   x = 1,462.53