Finding the Fourth Proportional to 1,146.98, 1,717.59 and 904.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,146.98 : 1,717.59 = 904.82 : x
2. Step 2: Convert to fraction form
   1,146.98/1,717.59 = 904.82/x
3. Step 3: Cross multiply
   1,146.98x = 1,717.59 × 904.82
4. Step 4: Simplify right side
   1,146.98x = 1,554,109.78
5. Step 5: Solve for x
   x = 1,554,109.78/1,146.98
6. Step 6: Final answer
   x = 1,354.96