Finding the Fourth Proportional to 1,523.04, 2,101.83 and 859.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,523.04 : 2,101.83 = 859.83 : x
2. Step 2: Convert to fraction form
   1,523.04/2,101.83 = 859.83/x
3. Step 3: Cross multiply
   1,523.04x = 2,101.83 × 859.83
4. Step 4: Simplify right side
   1,523.04x = 1,807,216.49
5. Step 5: Solve for x
   x = 1,807,216.49/1,523.04
6. Step 6: Final answer
   x = 1,186.59