Finding the Fourth Proportional to 11,099.62, 15,296.42 and 7,950.34

Step by Step Solution

1. Step 1: Write the proportion equation
   11,099.62 : 15,296.42 = 7,950.34 : x
2. Step 2: Convert to fraction form
   11,099.62/15,296.42 = 7,950.34/x
3. Step 3: Cross multiply
   11,099.62x = 15,296.42 × 7,950.34
4. Step 4: Simplify right side
   11,099.62x = 121,611,739.78
5. Step 5: Solve for x
   x = 121,611,739.78/11,099.62
6. Step 6: Final answer
   x = 10,956.39