Finding the Fourth Proportional to 1,710.97, 2,362.32 and 1,311.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,710.97 : 2,362.32 = 1,311.94 : x
2. Step 2: Convert to fraction form
   1,710.97/2,362.32 = 1,311.94/x
3. Step 3: Cross multiply
   1,710.97x = 2,362.32 × 1,311.94
4. Step 4: Simplify right side
   1,710.97x = 3,099,222.10
5. Step 5: Solve for x
   x = 3,099,222.10/1,710.97
6. Step 6: Final answer
   x = 1,811.38