Finding the Fourth Proportional to 10,909, 15,054.74 and 5,941.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,909 : 15,054.74 = 5,941.32 : x
2. Step 2: Convert to fraction form
   10,909/15,054.74 = 5,941.32/x
3. Step 3: Cross multiply
   10,909x = 15,054.74 × 5,941.32
4. Step 4: Simplify right side
   10,909x = 89,445,027.86
5. Step 5: Solve for x
   x = 89,445,027.86/10,909
6. Step 6: Final answer
   x = 8,199.20