Finding the Fourth Proportional to 16,779.69, 25,173.18 and 8,002.53

Step by Step Solution

1. Step 1: Write the proportion equation
   16,779.69 : 25,173.18 = 8,002.53 : x
2. Step 2: Convert to fraction form
   16,779.69/25,173.18 = 8,002.53/x
3. Step 3: Cross multiply
   16,779.69x = 25,173.18 × 8,002.53
4. Step 4: Simplify right side
   16,779.69x = 201,449,128.15
5. Step 5: Solve for x
   x = 201,449,128.15/16,779.69
6. Step 6: Final answer
   x = 12,005.53