Finding the Fourth Proportional to 1,942.65, 2,679.28 and 1,155.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942.65 : 2,679.28 = 1,155.94 : x
2. Step 2: Convert to fraction form
   1,942.65/2,679.28 = 1,155.94/x
3. Step 3: Cross multiply
   1,942.65x = 2,679.28 × 1,155.94
4. Step 4: Simplify right side
   1,942.65x = 3,097,077.34
5. Step 5: Solve for x
   x = 3,097,077.34/1,942.65
6. Step 6: Final answer
   x = 1,594.25