Finding the Fourth Proportional to 12,892.56, 17,791.62 and 11,834.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,892.56 : 17,791.62 = 11,834.62 : x
2. Step 2: Convert to fraction form
   12,892.56/17,791.62 = 11,834.62/x
3. Step 3: Cross multiply
   12,892.56x = 17,791.62 × 11,834.62
4. Step 4: Simplify right side
   12,892.56x = 210,557,061.88
5. Step 5: Solve for x
   x = 210,557,061.88/12,892.56
6. Step 6: Final answer
   x = 16,331.67