Finding the Fourth Proportional to 22,463.55, 30,998.37 and 12,392.01

Step by Step Solution

1. Step 1: Write the proportion equation
   22,463.55 : 30,998.37 = 12,392.01 : x
2. Step 2: Convert to fraction form
   22,463.55/30,998.37 = 12,392.01/x
3. Step 3: Cross multiply
   22,463.55x = 30,998.37 × 12,392.01
4. Step 4: Simplify right side
   22,463.55x = 384,131,987.06
5. Step 5: Solve for x
   x = 384,131,987.06/22,463.55
6. Step 6: Final answer
   x = 17,100.24