Finding the Fourth Proportional to 13,103.17, 18,081.02 and 7,796.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,103.17 : 18,081.02 = 7,796.96 : x
2. Step 2: Convert to fraction form
   13,103.17/18,081.02 = 7,796.96/x
3. Step 3: Cross multiply
   13,103.17x = 18,081.02 × 7,796.96
4. Step 4: Simplify right side
   13,103.17x = 140,976,986.59
5. Step 5: Solve for x
   x = 140,976,986.59/13,103.17
6. Step 6: Final answer
   x = 10,759.00