Finding the Fourth Proportional to 10,760.32, 14,828.70 and 9,267.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,760.32 : 14,828.70 = 9,267.76 : x
2. Step 2: Convert to fraction form
   10,760.32/14,828.70 = 9,267.76/x
3. Step 3: Cross multiply
   10,760.32x = 14,828.70 × 9,267.76
4. Step 4: Simplify right side
   10,760.32x = 137,428,832.71
5. Step 5: Solve for x
   x = 137,428,832.71/10,760.32
6. Step 6: Final answer
   x = 12,771.82