Finding the Fourth Proportional to 1,956.58, 2,934.72 and 723.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,956.58 : 2,934.72 = 723.42 : x
2. Step 2: Convert to fraction form
   1,956.58/2,934.72 = 723.42/x
3. Step 3: Cross multiply
   1,956.58x = 2,934.72 × 723.42
4. Step 4: Simplify right side
   1,956.58x = 2,123,035.14
5. Step 5: Solve for x
   x = 2,123,035.14/1,956.58
6. Step 6: Final answer
   x = 1,085.08