Finding the Fourth Proportional to 10,291.50, 15,440.94 and 4,048.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,291.50 : 15,440.94 = 4,048.05 : x
2. Step 2: Convert to fraction form
   10,291.50/15,440.94 = 4,048.05/x
3. Step 3: Cross multiply
   10,291.50x = 15,440.94 × 4,048.05
4. Step 4: Simplify right side
   10,291.50x = 62,505,676.93
5. Step 5: Solve for x
   x = 62,505,676.93/10,291.50
6. Step 6: Final answer
   x = 6,073.53