Finding the Fourth Proportional to 10,765.52, 14,867.76 and 9,591.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,765.52 : 14,867.76 = 9,591.45 : x
2. Step 2: Convert to fraction form
   10,765.52/14,867.76 = 9,591.45/x
3. Step 3: Cross multiply
   10,765.52x = 14,867.76 × 9,591.45
4. Step 4: Simplify right side
   10,765.52x = 142,603,376.65
5. Step 5: Solve for x
   x = 142,603,376.65/10,765.52
6. Step 6: Final answer
   x = 13,246.31