Finding the Fourth Proportional to 1,544.81, 2,131.89 and 846.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,544.81 : 2,131.89 = 846.23 : x
2. Step 2: Convert to fraction form
   1,544.81/2,131.89 = 846.23/x
3. Step 3: Cross multiply
   1,544.81x = 2,131.89 × 846.23
4. Step 4: Simplify right side
   1,544.81x = 1,804,069.27
5. Step 5: Solve for x
   x = 1,804,069.27/1,544.81
6. Step 6: Final answer
   x = 1,167.83