Finding the Fourth Proportional to 16,642.98, 24,980.88 and 10,081.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,642.98 : 24,980.88 = 10,081.98 : x
2. Step 2: Convert to fraction form
   16,642.98/24,980.88 = 10,081.98/x
3. Step 3: Cross multiply
   16,642.98x = 24,980.88 × 10,081.98
4. Step 4: Simplify right side
   16,642.98x = 251,856,732.54
5. Step 5: Solve for x
   x = 251,856,732.54/16,642.98
6. Step 6: Final answer
   x = 15,132.91