Finding the Fourth Proportional to 123,956.79, 185,947.49 and 39,695.79

Step by Step Solution

1. Step 1: Write the proportion equation
   123,956.79 : 185,947.49 = 39,695.79 : x
2. Step 2: Convert to fraction form
   123,956.79/185,947.49 = 39,695.79/x
3. Step 3: Cross multiply
   123,956.79x = 185,947.49 × 39,695.79
4. Step 4: Simplify right side
   123,956.79x = 7,381,332,315.59
5. Step 5: Solve for x
   x = 7,381,332,315.59/123,956.79
6. Step 6: Final answer
   x = 59,547.62