Finding the Fourth Proportional to 23,191.42, 32,004.17 and 13,119.65

Step by Step Solution

1. Step 1: Write the proportion equation
   23,191.42 : 32,004.17 = 13,119.65 : x
2. Step 2: Convert to fraction form
   23,191.42/32,004.17 = 13,119.65/x
3. Step 3: Cross multiply
   23,191.42x = 32,004.17 × 13,119.65
4. Step 4: Simplify right side
   23,191.42x = 419,883,508.94
5. Step 5: Solve for x
   x = 419,883,508.94/23,191.42
6. Step 6: Final answer
   x = 18,105.12