Finding the Fourth Proportional to 8,775.16, 12,109.78 and 4,796.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,775.16 : 12,109.78 = 4,796.32 : x
2. Step 2: Convert to fraction form
   8,775.16/12,109.78 = 4,796.32/x
3. Step 3: Cross multiply
   8,775.16x = 12,109.78 × 4,796.32
4. Step 4: Simplify right side
   8,775.16x = 58,082,380.01
5. Step 5: Solve for x
   x = 58,082,380.01/8,775.16
6. Step 6: Final answer
   x = 6,618.95