Finding the Fourth Proportional to 9,489.56, 13,096.10 and 5,511.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,489.56 : 13,096.10 = 5,511.92 : x
2. Step 2: Convert to fraction form
   9,489.56/13,096.10 = 5,511.92/x
3. Step 3: Cross multiply
   9,489.56x = 13,096.10 × 5,511.92
4. Step 4: Simplify right side
   9,489.56x = 72,184,655.51
5. Step 5: Solve for x
   x = 72,184,655.51/9,489.56
6. Step 6: Final answer
   x = 7,606.74