Finding the Fourth Proportional to 1,194.80, 1,648.96 and 670.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,194.80 : 1,648.96 = 670.73 : x
2. Step 2: Convert to fraction form
   1,194.80/1,648.96 = 670.73/x
3. Step 3: Cross multiply
   1,194.80x = 1,648.96 × 670.73
4. Step 4: Simplify right side
   1,194.80x = 1,105,997.02
5. Step 5: Solve for x
   x = 1,105,997.02/1,194.80
6. Step 6: Final answer
   x = 925.68