Finding the Fourth Proportional to 22,452.53, 30,985.23 and 12,381.59

Step by Step Solution

1. Step 1: Write the proportion equation
   22,452.53 : 30,985.23 = 12,381.59 : x
2. Step 2: Convert to fraction form
   22,452.53/30,985.23 = 12,381.59/x
3. Step 3: Cross multiply
   22,452.53x = 30,985.23 × 12,381.59
4. Step 4: Simplify right side
   22,452.53x = 383,646,537.81
5. Step 5: Solve for x
   x = 383,646,537.81/22,452.53
6. Step 6: Final answer
   x = 17,087.01