Finding the Fourth Proportional to 22,436.01, 30,932.92 and 18,387.93

Step by Step Solution

1. Step 1: Write the proportion equation
   22,436.01 : 30,932.92 = 18,387.93 : x
2. Step 2: Convert to fraction form
   22,436.01/30,932.92 = 18,387.93/x
3. Step 3: Cross multiply
   22,436.01x = 30,932.92 × 18,387.93
4. Step 4: Simplify right side
   22,436.01x = 568,792,321.69
5. Step 5: Solve for x
   x = 568,792,321.69/22,436.01
6. Step 6: Final answer
   x = 25,351.76