Finding the Fourth Proportional to 11,005.55, 15,187.23 and 5,969.67

Step by Step Solution

1. Step 1: Write the proportion equation
   11,005.55 : 15,187.23 = 5,969.67 : x
2. Step 2: Convert to fraction form
   11,005.55/15,187.23 = 5,969.67/x
3. Step 3: Cross multiply
   11,005.55x = 15,187.23 × 5,969.67
4. Step 4: Simplify right side
   11,005.55x = 90,662,751.31
5. Step 5: Solve for x
   x = 90,662,751.31/11,005.55
6. Step 6: Final answer
   x = 8,237.92