Finding the Fourth Proportional to 1,300.73, 1,794.42 and 880.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.73 : 1,794.42 = 880.92 : x
2. Step 2: Convert to fraction form
   1,300.73/1,794.42 = 880.92/x
3. Step 3: Cross multiply
   1,300.73x = 1,794.42 × 880.92
4. Step 4: Simplify right side
   1,300.73x = 1,580,740.47
5. Step 5: Solve for x
   x = 1,580,740.47/1,300.73
6. Step 6: Final answer
   x = 1,215.28