Finding the Fourth Proportional to 1,522.49, 2,101.02 and 859.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.49 : 2,101.02 = 859.33 : x
2. Step 2: Convert to fraction form
   1,522.49/2,101.02 = 859.33/x
3. Step 3: Cross multiply
   1,522.49x = 2,101.02 × 859.33
4. Step 4: Simplify right side
   1,522.49x = 1,805,459.01
5. Step 5: Solve for x
   x = 1,805,459.01/1,522.49
6. Step 6: Final answer
   x = 1,185.86