Finding the Fourth Proportional to 17,982.72, 26,926.83 and 14,454

Step by Step Solution

1. Step 1: Write the proportion equation
   17,982.72 : 26,926.83 = 14,454 : x
2. Step 2: Convert to fraction form
   17,982.72/26,926.83 = 14,454/x
3. Step 3: Cross multiply
   17,982.72x = 26,926.83 × 14,454
4. Step 4: Simplify right side
   17,982.72x = 389,200,400.82
5. Step 5: Solve for x
   x = 389,200,400.82/17,982.72
6. Step 6: Final answer
   x = 21,643.02