Finding the Fourth Proportional to 12,827.84, 17,702.15 and 7,162.43

Step by Step Solution

1. Step 1: Write the proportion equation
   12,827.84 : 17,702.15 = 7,162.43 : x
2. Step 2: Convert to fraction form
   12,827.84/17,702.15 = 7,162.43/x
3. Step 3: Cross multiply
   12,827.84x = 17,702.15 × 7,162.43
4. Step 4: Simplify right side
   12,827.84x = 126,790,285.90
5. Step 5: Solve for x
   x = 126,790,285.90/12,827.84
6. Step 6: Final answer
   x = 9,884.00