Finding the Fourth Proportional to 9,823.01, 13,554.64 and 5,789.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,823.01 : 13,554.64 = 5,789.59 : x
2. Step 2: Convert to fraction form
   9,823.01/13,554.64 = 5,789.59/x
3. Step 3: Cross multiply
   9,823.01x = 13,554.64 × 5,789.59
4. Step 4: Simplify right side
   9,823.01x = 78,475,808.20
5. Step 5: Solve for x
   x = 78,475,808.20/9,823.01
6. Step 6: Final answer
   x = 7,988.98