Finding the Fourth Proportional to 8,807.56, 12,154.45 and 4,828.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,807.56 : 12,154.45 = 4,828.82 : x
2. Step 2: Convert to fraction form
   8,807.56/12,154.45 = 4,828.82/x
3. Step 3: Cross multiply
   8,807.56x = 12,154.45 × 4,828.82
4. Step 4: Simplify right side
   8,807.56x = 58,691,651.25
5. Step 5: Solve for x
   x = 58,691,651.25/8,807.56
6. Step 6: Final answer
   x = 6,663.78