Finding the Fourth Proportional to 12,932.94, 17,854.23 and 8,706.22

Step by Step Solution

1. Step 1: Write the proportion equation
   12,932.94 : 17,854.23 = 8,706.22 : x
2. Step 2: Convert to fraction form
   12,932.94/17,854.23 = 8,706.22/x
3. Step 3: Cross multiply
   12,932.94x = 17,854.23 × 8,706.22
4. Step 4: Simplify right side
   12,932.94x = 155,442,854.31
5. Step 5: Solve for x
   x = 155,442,854.31/12,932.94
6. Step 6: Final answer
   x = 12,019.14