Finding the Fourth Proportional to 8,388.28, 11,575.83 and 4,851.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,388.28 : 11,575.83 = 4,851.72 : x
2. Step 2: Convert to fraction form
   8,388.28/11,575.83 = 4,851.72/x
3. Step 3: Cross multiply
   8,388.28x = 11,575.83 × 4,851.72
4. Step 4: Simplify right side
   8,388.28x = 56,162,676.83
5. Step 5: Solve for x
   x = 56,162,676.83/8,388.28
6. Step 6: Final answer
   x = 6,695.37