Finding the Fourth Proportional to 10,740.84, 14,788.67 and 9,756.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,740.84 : 14,788.67 = 9,756.69 : x
2. Step 2: Convert to fraction form
   10,740.84/14,788.67 = 9,756.69/x
3. Step 3: Cross multiply
   10,740.84x = 14,788.67 × 9,756.69
4. Step 4: Simplify right side
   10,740.84x = 144,288,468.70
5. Step 5: Solve for x
   x = 144,288,468.70/10,740.84
6. Step 6: Final answer
   x = 13,433.63