Finding the Fourth Proportional to 10,108.37, 13,848.52 and 9,729.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,108.37 : 13,848.52 = 9,729.59 : x
2. Step 2: Convert to fraction form
   10,108.37/13,848.52 = 9,729.59/x
3. Step 3: Cross multiply
   10,108.37x = 13,848.52 × 9,729.59
4. Step 4: Simplify right side
   10,108.37x = 134,740,421.71
5. Step 5: Solve for x
   x = 134,740,421.71/10,108.37
6. Step 6: Final answer
   x = 13,329.59