Finding the Fourth Proportional to 23,259.78, 32,098.41 and 12,649.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,259.78 : 32,098.41 = 12,649.86 : x
2. Step 2: Convert to fraction form
   23,259.78/32,098.41 = 12,649.86/x
3. Step 3: Cross multiply
   23,259.78x = 32,098.41 × 12,649.86
4. Step 4: Simplify right side
   23,259.78x = 406,040,392.72
5. Step 5: Solve for x
   x = 406,040,392.72/23,259.78
6. Step 6: Final answer
   x = 17,456.76