Finding the Fourth Proportional to 6,445.78, 8,894.71 and 3,792.83

Step by Step Solution

1. Step 1: Write the proportion equation
   6,445.78 : 8,894.71 = 3,792.83 : x
2. Step 2: Convert to fraction form
   6,445.78/8,894.71 = 3,792.83/x
3. Step 3: Cross multiply
   6,445.78x = 8,894.71 × 3,792.83
4. Step 4: Simplify right side
   6,445.78x = 33,736,083.20
5. Step 5: Solve for x
   x = 33,736,083.20/6,445.78
6. Step 6: Final answer
   x = 5,233.83