Finding the Fourth Proportional to 2,091.24, 3,136.38 and 792.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091.24 : 3,136.38 = 792.54 : x
2. Step 2: Convert to fraction form
   2,091.24/3,136.38 = 792.54/x
3. Step 3: Cross multiply
   2,091.24x = 3,136.38 × 792.54
4. Step 4: Simplify right side
   2,091.24x = 2,485,706.61
5. Step 5: Solve for x
   x = 2,485,706.61/2,091.24
6. Step 6: Final answer
   x = 1,188.63