Finding the Fourth Proportional to 1,180.68, 1,629.48 and 683.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180.68 : 1,629.48 = 683.34 : x
2. Step 2: Convert to fraction form
   1,180.68/1,629.48 = 683.34/x
3. Step 3: Cross multiply
   1,180.68x = 1,629.48 × 683.34
4. Step 4: Simplify right side
   1,180.68x = 1,113,488.86
5. Step 5: Solve for x
   x = 1,113,488.86/1,180.68
6. Step 6: Final answer
   x = 943.09