Finding the Fourth Proportional to 16,540.64, 22,826.58 and 9,370.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,540.64 : 22,826.58 = 9,370.46 : x
2. Step 2: Convert to fraction form
   16,540.64/22,826.58 = 9,370.46/x
3. Step 3: Cross multiply
   16,540.64x = 22,826.58 × 9,370.46
4. Step 4: Simplify right side
   16,540.64x = 213,895,554.83
5. Step 5: Solve for x
   x = 213,895,554.83/16,540.64
6. Step 6: Final answer
   x = 12,931.52