Finding the Fourth Proportional to 23,926.01, 33,018.96 and 13,315.61

Step by Step Solution

1. Step 1: Write the proportion equation
   23,926.01 : 33,018.96 = 13,315.61 : x
2. Step 2: Convert to fraction form
   23,926.01/33,018.96 = 13,315.61/x
3. Step 3: Cross multiply
   23,926.01x = 33,018.96 × 13,315.61
4. Step 4: Simplify right side
   23,926.01x = 439,667,428.87
5. Step 5: Solve for x
   x = 439,667,428.87/23,926.01
6. Step 6: Final answer
   x = 18,376.13