Finding the Fourth Proportional to 11,100.87, 15,298.11 and 7,951.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,100.87 : 15,298.11 = 7,951.59 : x
2. Step 2: Convert to fraction form
   11,100.87/15,298.11 = 7,951.59/x
3. Step 3: Cross multiply
   11,100.87x = 15,298.11 × 7,951.59
4. Step 4: Simplify right side
   11,100.87x = 121,644,298.49
5. Step 5: Solve for x
   x = 121,644,298.49/11,100.87
6. Step 6: Final answer
   x = 10,958.09