Finding the Fourth Proportional to 9,477.88, 13,082.18 and 5,499.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,477.88 : 13,082.18 = 5,499.88 : x
2. Step 2: Convert to fraction form
   9,477.88/13,082.18 = 5,499.88/x
3. Step 3: Cross multiply
   9,477.88x = 13,082.18 × 5,499.88
4. Step 4: Simplify right side
   9,477.88x = 71,950,420.14
5. Step 5: Solve for x
   x = 71,950,420.14/9,477.88
6. Step 6: Final answer
   x = 7,591.40