Finding the Fourth Proportional to 1,846.65, 2,768.17 and 691.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,846.65 : 2,768.17 = 691.59 : x
2. Step 2: Convert to fraction form
   1,846.65/2,768.17 = 691.59/x
3. Step 3: Cross multiply
   1,846.65x = 2,768.17 × 691.59
4. Step 4: Simplify right side
   1,846.65x = 1,914,438.69
5. Step 5: Solve for x
   x = 1,914,438.69/1,846.65
6. Step 6: Final answer
   x = 1,036.71