Finding the Fourth Proportional to 12,826.83, 17,701.30 and 7,084.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,826.83 : 17,701.30 = 7,084.27 : x
2. Step 2: Convert to fraction form
   12,826.83/17,701.30 = 7,084.27/x
3. Step 3: Cross multiply
   12,826.83x = 17,701.30 × 7,084.27
4. Step 4: Simplify right side
   12,826.83x = 125,400,664.62
5. Step 5: Solve for x
   x = 125,400,664.62/12,826.83
6. Step 6: Final answer
   x = 9,776.44