Finding the Fourth Proportional to 10,576.86, 15,853.82 and 6,881.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,576.86 : 15,853.82 = 6,881.72 : x
2. Step 2: Convert to fraction form
   10,576.86/15,853.82 = 6,881.72/x
3. Step 3: Cross multiply
   10,576.86x = 15,853.82 × 6,881.72
4. Step 4: Simplify right side
   10,576.86x = 109,101,550.17
5. Step 5: Solve for x
   x = 109,101,550.17/10,576.86
6. Step 6: Final answer
   x = 10,315.12