Finding the Fourth Proportional to 23,631.04, 32,610.82 and 13,020.68

Step by Step Solution

1. Step 1: Write the proportion equation
   23,631.04 : 32,610.82 = 13,020.68 : x
2. Step 2: Convert to fraction form
   23,631.04/32,610.82 = 13,020.68/x
3. Step 3: Cross multiply
   23,631.04x = 32,610.82 × 13,020.68
4. Step 4: Simplify right side
   23,631.04x = 424,615,051.76
5. Step 5: Solve for x
   x = 424,615,051.76/23,631.04
6. Step 6: Final answer
   x = 17,968.53