Finding the Fourth Proportional to 2,942.66, 4,061.22 and 1,764.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.66 : 4,061.22 = 1,764.38 : x
2. Step 2: Convert to fraction form
   2,942.66/4,061.22 = 1,764.38/x
3. Step 3: Cross multiply
   2,942.66x = 4,061.22 × 1,764.38
4. Step 4: Simplify right side
   2,942.66x = 7,165,535.34
5. Step 5: Solve for x
   x = 7,165,535.34/2,942.66
6. Step 6: Final answer
   x = 2,435.05