Finding the Fourth Proportional to 16,926.16, 23,357.76 and 9,372.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,926.16 : 23,357.76 = 9,372.04 : x
2. Step 2: Convert to fraction form
   16,926.16/23,357.76 = 9,372.04/x
3. Step 3: Cross multiply
   16,926.16x = 23,357.76 × 9,372.04
4. Step 4: Simplify right side
   16,926.16x = 218,909,861.03
5. Step 5: Solve for x
   x = 218,909,861.03/16,926.16
6. Step 6: Final answer
   x = 12,933.23