Finding the Fourth Proportional to 10,627.12, 14,665.32 and 5,911.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,627.12 : 14,665.32 = 5,911.32 : x
2. Step 2: Convert to fraction form
   10,627.12/14,665.32 = 5,911.32/x
3. Step 3: Cross multiply
   10,627.12x = 14,665.32 × 5,911.32
4. Step 4: Simplify right side
   10,627.12x = 86,691,399.42
5. Step 5: Solve for x
   x = 86,691,399.42/10,627.12
6. Step 6: Final answer
   x = 8,157.56