Finding the Fourth Proportional to 23,622.89, 32,599.50 and 13,012.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,622.89 : 32,599.50 = 13,012.50 : x
2. Step 2: Convert to fraction form
   23,622.89/32,599.50 = 13,012.50/x
3. Step 3: Cross multiply
   23,622.89x = 32,599.50 × 13,012.50
4. Step 4: Simplify right side
   23,622.89x = 424,200,993.75
5. Step 5: Solve for x
   x = 424,200,993.75/23,622.89
6. Step 6: Final answer
   x = 17,957.21