Finding the Fourth Proportional to 1,654.42, 2,283.18 and 991.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,654.42 : 2,283.18 = 991.14 : x
2. Step 2: Convert to fraction form
   1,654.42/2,283.18 = 991.14/x
3. Step 3: Cross multiply
   1,654.42x = 2,283.18 × 991.14
4. Step 4: Simplify right side
   1,654.42x = 2,262,951.03
5. Step 5: Solve for x
   x = 2,262,951.03/1,654.42
6. Step 6: Final answer
   x = 1,367.82