Finding the Fourth Proportional to 10,103.58, 15,151.73 and 4,257

Step by Step Solution

1. Step 1: Write the proportion equation
   10,103.58 : 15,151.73 = 4,257 : x
2. Step 2: Convert to fraction form
   10,103.58/15,151.73 = 4,257/x
3. Step 3: Cross multiply
   10,103.58x = 15,151.73 × 4,257
4. Step 4: Simplify right side
   10,103.58x = 64,500,893.33
5. Step 5: Solve for x
   x = 64,500,893.33/10,103.58
6. Step 6: Final answer
   x = 6,383.96