Finding the Fourth Proportional to 1,196.56, 1,792.04 and 920.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.56 : 1,792.04 = 920.46 : x
2. Step 2: Convert to fraction form
   1,196.56/1,792.04 = 920.46/x
3. Step 3: Cross multiply
   1,196.56x = 1,792.04 × 920.46
4. Step 4: Simplify right side
   1,196.56x = 1,649,501.14
5. Step 5: Solve for x
   x = 1,649,501.14/1,196.56
6. Step 6: Final answer
   x = 1,378.54