Finding the Fourth Proportional to 1,174.02, 1,619.78 and 676.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174.02 : 1,619.78 = 676.59 : x
2. Step 2: Convert to fraction form
   1,174.02/1,619.78 = 676.59/x
3. Step 3: Cross multiply
   1,174.02x = 1,619.78 × 676.59
4. Step 4: Simplify right side
   1,174.02x = 1,095,919.01
5. Step 5: Solve for x
   x = 1,095,919.01/1,174.02
6. Step 6: Final answer
   x = 933.48