Finding the Fourth Proportional to 5,447.77, 8,155.15 and 4,928.00

Step by Step Solution

1. Step 1: Write the proportion equation
   5,447.77 : 8,155.15 = 4,928.00 : x
2. Step 2: Convert to fraction form
   5,447.77/8,155.15 = 4,928.00/x
3. Step 3: Cross multiply
   5,447.77x = 8,155.15 × 4,928.00
4. Step 4: Simplify right side
   5,447.77x = 40,188,526.10
5. Step 5: Solve for x
   x = 40,188,526.10/5,447.77
6. Step 6: Final answer
   x = 7,377.06