Finding the Fourth Proportional to 23,426.88, 32,329.02 and 12,816.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,426.88 : 32,329.02 = 12,816.42 : x
2. Step 2: Convert to fraction form
   23,426.88/32,329.02 = 12,816.42/x
3. Step 3: Cross multiply
   23,426.88x = 32,329.02 × 12,816.42
4. Step 4: Simplify right side
   23,426.88x = 414,342,298.51
5. Step 5: Solve for x
   x = 414,342,298.51/23,426.88
6. Step 6: Final answer
   x = 17,686.62