Finding the Fourth Proportional to 69,086.56, 103,630.01 and 19,169.33

Step by Step Solution

1. Step 1: Write the proportion equation
   69,086.56 : 103,630.01 = 19,169.33 : x
2. Step 2: Convert to fraction form
   69,086.56/103,630.01 = 19,169.33/x
3. Step 3: Cross multiply
   69,086.56x = 103,630.01 × 19,169.33
4. Step 4: Simplify right side
   69,086.56x = 1,986,517,763.75
5. Step 5: Solve for x
   x = 1,986,517,763.75/69,086.56
6. Step 6: Final answer
   x = 28,754.04