Finding the Fourth Proportional to 9,933.05, 13,707.61 and 5,456.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,933.05 : 13,707.61 = 5,456.89 : x
2. Step 2: Convert to fraction form
   9,933.05/13,707.61 = 5,456.89/x
3. Step 3: Cross multiply
   9,933.05x = 13,707.61 × 5,456.89
4. Step 4: Simplify right side
   9,933.05x = 74,800,877.01
5. Step 5: Solve for x
   x = 74,800,877.01/9,933.05
6. Step 6: Final answer
   x = 7,530.51