Finding the Fourth Proportional to 1,194.33, 1,648.17 and 670.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,194.33 : 1,648.17 = 670.31 : x
2. Step 2: Convert to fraction form
   1,194.33/1,648.17 = 670.31/x
3. Step 3: Cross multiply
   1,194.33x = 1,648.17 × 670.31
4. Step 4: Simplify right side
   1,194.33x = 1,104,776.59
5. Step 5: Solve for x
   x = 1,104,776.59/1,194.33
6. Step 6: Final answer
   x = 925.02