Finding the Fourth Proportional to 9,998.96, 13,800.33 and 5,749.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,998.96 : 13,800.33 = 5,749.69 : x
2. Step 2: Convert to fraction form
   9,998.96/13,800.33 = 5,749.69/x
3. Step 3: Cross multiply
   9,998.96x = 13,800.33 × 5,749.69
4. Step 4: Simplify right side
   9,998.96x = 79,347,632.33
5. Step 5: Solve for x
   x = 79,347,632.33/9,998.96
6. Step 6: Final answer
   x = 7,935.59