Finding the Fourth Proportional to 22,453.88, 30,985.94 and 12,383.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,453.88 : 30,985.94 = 12,383.25 : x
2. Step 2: Convert to fraction form
   22,453.88/30,985.94 = 12,383.25/x
3. Step 3: Cross multiply
   22,453.88x = 30,985.94 × 12,383.25
4. Step 4: Simplify right side
   22,453.88x = 383,706,424.66
5. Step 5: Solve for x
   x = 383,706,424.66/22,453.88
6. Step 6: Final answer
   x = 17,088.65