Finding the Fourth Proportional to 12,385.56, 17,091.36 and 6,796.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,385.56 : 17,091.36 = 6,796.56 : x
2. Step 2: Convert to fraction form
   12,385.56/17,091.36 = 6,796.56/x
3. Step 3: Cross multiply
   12,385.56x = 17,091.36 × 6,796.56
4. Step 4: Simplify right side
   12,385.56x = 116,162,453.72
5. Step 5: Solve for x
   x = 116,162,453.72/12,385.56
6. Step 6: Final answer
   x = 9,378.86