Finding the Fourth Proportional to 1,301.43, 1,796.25 and 859.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301.43 : 1,796.25 = 859.39 : x
2. Step 2: Convert to fraction form
   1,301.43/1,796.25 = 859.39/x
3. Step 3: Cross multiply
   1,301.43x = 1,796.25 × 859.39
4. Step 4: Simplify right side
   1,301.43x = 1,543,679.29
5. Step 5: Solve for x
   x = 1,543,679.29/1,301.43
6. Step 6: Final answer
   x = 1,186.14