Finding the Fourth Proportional to 23,567.31, 32,523.03 and 12,957.03

Step by Step Solution

1. Step 1: Write the proportion equation
   23,567.31 : 32,523.03 = 12,957.03 : x
2. Step 2: Convert to fraction form
   23,567.31/32,523.03 = 12,957.03/x
3. Step 3: Cross multiply
   23,567.31x = 32,523.03 × 12,957.03
4. Step 4: Simplify right side
   23,567.31x = 421,401,875.40
5. Step 5: Solve for x
   x = 421,401,875.40/23,567.31
6. Step 6: Final answer
   x = 17,880.78