Finding the Fourth Proportional to 16,926.58, 23,359.41 and 9,372.91

Step by Step Solution

1. Step 1: Write the proportion equation
   16,926.58 : 23,359.41 = 9,372.91 : x
2. Step 2: Convert to fraction form
   16,926.58/23,359.41 = 9,372.91/x
3. Step 3: Cross multiply
   16,926.58x = 23,359.41 × 9,372.91
4. Step 4: Simplify right side
   16,926.58x = 218,945,647.58
5. Step 5: Solve for x
   x = 218,945,647.58/16,926.58
6. Step 6: Final answer
   x = 12,935.02