Finding the Fourth Proportional to 1,147.04, 1,582.89 and 674.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,147.04 : 1,582.89 = 674.98 : x
2. Step 2: Convert to fraction form
   1,147.04/1,582.89 = 674.98/x
3. Step 3: Cross multiply
   1,147.04x = 1,582.89 × 674.98
4. Step 4: Simplify right side
   1,147.04x = 1,068,415.72
5. Step 5: Solve for x
   x = 1,068,415.72/1,147.04
6. Step 6: Final answer
   x = 931.46