Finding the Fourth Proportional to 12,827.46, 17,701.73 and 7,162.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,827.46 : 17,701.73 = 7,162.31 : x
2. Step 2: Convert to fraction form
   12,827.46/17,701.73 = 7,162.31/x
3. Step 3: Cross multiply
   12,827.46x = 17,701.73 × 7,162.31
4. Step 4: Simplify right side
   12,827.46x = 126,785,171.38
5. Step 5: Solve for x
   x = 126,785,171.38/12,827.46
6. Step 6: Final answer
   x = 9,883.89