Finding the Fourth Proportional to 22,173.50, 30,599.43 and 12,237.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,173.50 : 30,599.43 = 12,237.50 : x
2. Step 2: Convert to fraction form
   22,173.50/30,599.43 = 12,237.50/x
3. Step 3: Cross multiply
   22,173.50x = 30,599.43 × 12,237.50
4. Step 4: Simplify right side
   22,173.50x = 374,460,524.63
5. Step 5: Solve for x
   x = 374,460,524.63/22,173.50
6. Step 6: Final answer
   x = 16,887.75