Finding the Fourth Proportional to 9,553.83, 13,187.03 and 5,777

Step by Step Solution

1. Step 1: Write the proportion equation
   9,553.83 : 13,187.03 = 5,777 : x
2. Step 2: Convert to fraction form
   9,553.83/13,187.03 = 5,777/x
3. Step 3: Cross multiply
   9,553.83x = 13,187.03 × 5,777
4. Step 4: Simplify right side
   9,553.83x = 76,181,472.31
5. Step 5: Solve for x
   x = 76,181,472.31/9,553.83
6. Step 6: Final answer
   x = 7,973.92