Finding the Fourth Proportional to 10,757.91, 14,839.92 and 9,996.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,757.91 : 14,839.92 = 9,996.79 : x
2. Step 2: Convert to fraction form
   10,757.91/14,839.92 = 9,996.79/x
3. Step 3: Cross multiply
   10,757.91x = 14,839.92 × 9,996.79
4. Step 4: Simplify right side
   10,757.91x = 148,351,476.77
5. Step 5: Solve for x
   x = 148,351,476.77/10,757.91
6. Step 6: Final answer
   x = 13,790.00