Finding the Fourth Proportional to 10,713.36, 14,789.46 and 8,061.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,713.36 : 14,789.46 = 8,061.76 : x
2. Step 2: Convert to fraction form
   10,713.36/14,789.46 = 8,061.76/x
3. Step 3: Cross multiply
   10,713.36x = 14,789.46 × 8,061.76
4. Step 4: Simplify right side
   10,713.36x = 119,229,077.05
5. Step 5: Solve for x
   x = 119,229,077.05/10,713.36
6. Step 6: Final answer
   x = 11,129.01