Finding the Fourth Proportional to 72,221.16, 108,343.41 and 22,289.59

Step by Step Solution

1. Step 1: Write the proportion equation
   72,221.16 : 108,343.41 = 22,289.59 : x
2. Step 2: Convert to fraction form
   72,221.16/108,343.41 = 22,289.59/x
3. Step 3: Cross multiply
   72,221.16x = 108,343.41 × 22,289.59
4. Step 4: Simplify right side
   72,221.16x = 2,414,930,188.10
5. Step 5: Solve for x
   x = 2,414,930,188.10/72,221.16
6. Step 6: Final answer
   x = 33,437.99