Finding the Fourth Proportional to 23,631.94, 32,610.90 and 13,019.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,631.94 : 32,610.90 = 13,019.86 : x
2. Step 2: Convert to fraction form
   23,631.94/32,610.90 = 13,019.86/x
3. Step 3: Cross multiply
   23,631.94x = 32,610.90 × 13,019.86
4. Step 4: Simplify right side
   23,631.94x = 424,589,352.47
5. Step 5: Solve for x
   x = 424,589,352.47/23,631.94
6. Step 6: Final answer
   x = 17,966.76