Finding the Fourth Proportional to 72,205.11, 108,300.51 and 22,271.67

Step by Step Solution

1. Step 1: Write the proportion equation
   72,205.11 : 108,300.51 = 22,271.67 : x
2. Step 2: Convert to fraction form
   72,205.11/108,300.51 = 22,271.67/x
3. Step 3: Cross multiply
   72,205.11x = 108,300.51 × 22,271.67
4. Step 4: Simplify right side
   72,205.11x = 2,412,033,219.55
5. Step 5: Solve for x
   x = 2,412,033,219.55/72,205.11
6. Step 6: Final answer
   x = 33,405.30