Finding the Fourth Proportional to 1,096.17, 1,651.57 and 992.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.17 : 1,651.57 = 992.18 : x
2. Step 2: Convert to fraction form
   1,096.17/1,651.57 = 992.18/x
3. Step 3: Cross multiply
   1,096.17x = 1,651.57 × 992.18
4. Step 4: Simplify right side
   1,096.17x = 1,638,654.72
5. Step 5: Solve for x
   x = 1,638,654.72/1,096.17
6. Step 6: Final answer
   x = 1,494.89