Finding the Fourth Proportional to 28,732.88, 43,091.14 and 12,096.69

Step by Step Solution

1. Step 1: Write the proportion equation
   28,732.88 : 43,091.14 = 12,096.69 : x
2. Step 2: Convert to fraction form
   28,732.88/43,091.14 = 12,096.69/x
3. Step 3: Cross multiply
   28,732.88x = 43,091.14 × 12,096.69
4. Step 4: Simplify right side
   28,732.88x = 521,260,162.33
5. Step 5: Solve for x
   x = 521,260,162.33/28,732.88
6. Step 6: Final answer
   x = 18,141.59