Finding the Fourth Proportional to 23,567.78, 32,522.70 and 12,957.33

Step by Step Solution

1. Step 1: Write the proportion equation
   23,567.78 : 32,522.70 = 12,957.33 : x
2. Step 2: Convert to fraction form
   23,567.78/32,522.70 = 12,957.33/x
3. Step 3: Cross multiply
   23,567.78x = 32,522.70 × 12,957.33
4. Step 4: Simplify right side
   23,567.78x = 421,407,356.39
5. Step 5: Solve for x
   x = 421,407,356.39/23,567.78
6. Step 6: Final answer
   x = 17,880.65