Finding the Fourth Proportional to 23,632.18, 32,613.01 and 13,021.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,632.18 : 32,613.01 = 13,021.82 : x
2. Step 2: Convert to fraction form
   23,632.18/32,613.01 = 13,021.82/x
3. Step 3: Cross multiply
   23,632.18x = 32,613.01 × 13,021.82
4. Step 4: Simplify right side
   23,632.18x = 424,680,550.26
5. Step 5: Solve for x
   x = 424,680,550.26/23,632.18
6. Step 6: Final answer
   x = 17,970.44