Finding the Fourth Proportional to 23,191.07, 32,003.69 and 13,119.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,191.07 : 32,003.69 = 13,119.31 : x
2. Step 2: Convert to fraction form
   23,191.07/32,003.69 = 13,119.31/x
3. Step 3: Cross multiply
   23,191.07x = 32,003.69 × 13,119.31
4. Step 4: Simplify right side
   23,191.07x = 419,866,184.65
5. Step 5: Solve for x
   x = 419,866,184.65/23,191.07
6. Step 6: Final answer
   x = 18,104.65