Finding the Fourth Proportional to 11,585.32, 15,928.55 and 10,314.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,585.32 : 15,928.55 = 10,314.28 : x
2. Step 2: Convert to fraction form
   11,585.32/15,928.55 = 10,314.28/x
3. Step 3: Cross multiply
   11,585.32x = 15,928.55 × 10,314.28
4. Step 4: Simplify right side
   11,585.32x = 164,291,524.69
5. Step 5: Solve for x
   x = 164,291,524.69/11,585.32
6. Step 6: Final answer
   x = 14,181.01