Finding the Fourth Proportional to 72,141.82, 108,213.54 and 22,221.52

Step by Step Solution

1. Step 1: Write the proportion equation
   72,141.82 : 108,213.54 = 22,221.52 : x
2. Step 2: Convert to fraction form
   72,141.82/108,213.54 = 22,221.52/x
3. Step 3: Cross multiply
   72,141.82x = 108,213.54 × 22,221.52
4. Step 4: Simplify right side
   72,141.82x = 2,404,668,989.52
5. Step 5: Solve for x
   x = 2,404,668,989.52/72,141.82
6. Step 6: Final answer
   x = 33,332.53