Finding the Fourth Proportional to 1,104.89, 1,524.89 and 713.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104.89 : 1,524.89 = 713.05 : x
2. Step 2: Convert to fraction form
   1,104.89/1,524.89 = 713.05/x
3. Step 3: Cross multiply
   1,104.89x = 1,524.89 × 713.05
4. Step 4: Simplify right side
   1,104.89x = 1,087,326.50
5. Step 5: Solve for x
   x = 1,087,326.50/1,104.89
6. Step 6: Final answer
   x = 984.10