Finding the Fourth Proportional to 3,792.76, 5,691.71 and 1,327.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,792.76 : 5,691.71 = 1,327.61 : x
2. Step 2: Convert to fraction form
   3,792.76/5,691.71 = 1,327.61/x
3. Step 3: Cross multiply
   3,792.76x = 5,691.71 × 1,327.61
4. Step 4: Simplify right side
   3,792.76x = 7,556,336.02
5. Step 5: Solve for x
   x = 7,556,336.02/3,792.76
6. Step 6: Final answer
   x = 1,992.31