Finding the Fourth Proportional to 23,566.68, 32,522.13 and 12,957

Step by Step Solution

1. Step 1: Write the proportion equation
   23,566.68 : 32,522.13 = 12,957 : x
2. Step 2: Convert to fraction form
   23,566.68/32,522.13 = 12,957/x
3. Step 3: Cross multiply
   23,566.68x = 32,522.13 × 12,957
4. Step 4: Simplify right side
   23,566.68x = 421,389,238.41
5. Step 5: Solve for x
   x = 421,389,238.41/23,566.68
6. Step 6: Final answer
   x = 17,880.72