Finding the Fourth Proportional to 69,786.56, 104,679.89 and 17,196.05

Step by Step Solution

1. Step 1: Write the proportion equation
   69,786.56 : 104,679.89 = 17,196.05 : x
2. Step 2: Convert to fraction form
   69,786.56/104,679.89 = 17,196.05/x
3. Step 3: Cross multiply
   69,786.56x = 104,679.89 × 17,196.05
4. Step 4: Simplify right side
   69,786.56x = 1,800,080,622.43
5. Step 5: Solve for x
   x = 1,800,080,622.43/69,786.56
6. Step 6: Final answer
   x = 25,794.09