Finding the Fourth Proportional to 10,833.59, 16,213.42 and 9,080.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,833.59 : 16,213.42 = 9,080.58 : x
2. Step 2: Convert to fraction form
   10,833.59/16,213.42 = 9,080.58/x
3. Step 3: Cross multiply
   10,833.59x = 16,213.42 × 9,080.58
4. Step 4: Simplify right side
   10,833.59x = 147,227,257.38
5. Step 5: Solve for x
   x = 147,227,257.38/10,833.59
6. Step 6: Final answer
   x = 13,589.89