Finding the Fourth Proportional to 5,441.32, 8,155.48 and 3,788.92

Step by Step Solution

1. Step 1: Write the proportion equation
   5,441.32 : 8,155.48 = 3,788.92 : x
2. Step 2: Convert to fraction form
   5,441.32/8,155.48 = 3,788.92/x
3. Step 3: Cross multiply
   5,441.32x = 8,155.48 × 3,788.92
4. Step 4: Simplify right side
   5,441.32x = 30,900,461.28
5. Step 5: Solve for x
   x = 30,900,461.28/5,441.32
6. Step 6: Final answer
   x = 5,678.85