Finding the Fourth Proportional to 1,956.24, 2,934.72 and 1,185.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,956.24 : 2,934.72 = 1,185.12 : x
2. Step 2: Convert to fraction form
   1,956.24/2,934.72 = 1,185.12/x
3. Step 3: Cross multiply
   1,956.24x = 2,934.72 × 1,185.12
4. Step 4: Simplify right side
   1,956.24x = 3,477,995.37
5. Step 5: Solve for x
   x = 3,477,995.37/1,956.24
6. Step 6: Final answer
   x = 1,777.90