Finding the Fourth Proportional to 22,250.50, 30,705.72 and 13,867

Step by Step Solution

1. Step 1: Write the proportion equation
   22,250.50 : 30,705.72 = 13,867 : x
2. Step 2: Convert to fraction form
   22,250.50/30,705.72 = 13,867/x
3. Step 3: Cross multiply
   22,250.50x = 30,705.72 × 13,867
4. Step 4: Simplify right side
   22,250.50x = 425,796,219.24
5. Step 5: Solve for x
   x = 425,796,219.24/22,250.50
6. Step 6: Final answer
   x = 19,136.48