Finding the Fourth Proportional to 1,155.06, 1,735.83 and 792.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155.06 : 1,735.83 = 792.18 : x
2. Step 2: Convert to fraction form
   1,155.06/1,735.83 = 792.18/x
3. Step 3: Cross multiply
   1,155.06x = 1,735.83 × 792.18
4. Step 4: Simplify right side
   1,155.06x = 1,375,089.81
5. Step 5: Solve for x
   x = 1,375,089.81/1,155.06
6. Step 6: Final answer
   x = 1,190.49