Finding the Fourth Proportional to 23,906.42, 32,991.71 and 13,152.14

Step by Step Solution

1. Step 1: Write the proportion equation
   23,906.42 : 32,991.71 = 13,152.14 : x
2. Step 2: Convert to fraction form
   23,906.42/32,991.71 = 13,152.14/x
3. Step 3: Cross multiply
   23,906.42x = 32,991.71 × 13,152.14
4. Step 4: Simplify right side
   23,906.42x = 433,911,358.04
5. Step 5: Solve for x
   x = 433,911,358.04/23,906.42
6. Step 6: Final answer
   x = 18,150.42