Finding the Fourth Proportional to 23,627.58, 32,607.53 and 13,017.21

Step by Step Solution

1. Step 1: Write the proportion equation
   23,627.58 : 32,607.53 = 13,017.21 : x
2. Step 2: Convert to fraction form
   23,627.58/32,607.53 = 13,017.21/x
3. Step 3: Cross multiply
   23,627.58x = 32,607.53 × 13,017.21
4. Step 4: Simplify right side
   23,627.58x = 424,459,065.59
5. Step 5: Solve for x
   x = 424,459,065.59/23,627.58
6. Step 6: Final answer
   x = 17,964.56