Finding the Fourth Proportional to 123,017.32, 169,728.78 and 69,283.54

Step by Step Solution

1. Step 1: Write the proportion equation
   123,017.32 : 169,728.78 = 69,283.54 : x
2. Step 2: Convert to fraction form
   123,017.32/169,728.78 = 69,283.54/x
3. Step 3: Cross multiply
   123,017.32x = 169,728.78 × 69,283.54
4. Step 4: Simplify right side
   123,017.32x = 11,759,410,718.28
5. Step 5: Solve for x
   x = 11,759,410,718.28/123,017.32
6. Step 6: Final answer
   x = 95,591.50