Finding the Fourth Proportional to 1,096.34, 1,636.02 and 979.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.34 : 1,636.02 = 979.53 : x
2. Step 2: Convert to fraction form
   1,096.34/1,636.02 = 979.53/x
3. Step 3: Cross multiply
   1,096.34x = 1,636.02 × 979.53
4. Step 4: Simplify right side
   1,096.34x = 1,602,530.67
5. Step 5: Solve for x
   x = 1,602,530.67/1,096.34
6. Step 6: Final answer
   x = 1,461.71