Finding the Fourth Proportional to 72,153.27, 108,242.06 and 22,231.89

Step by Step Solution

1. Step 1: Write the proportion equation
   72,153.27 : 108,242.06 = 22,231.89 : x
2. Step 2: Convert to fraction form
   72,153.27/108,242.06 = 22,231.89/x
3. Step 3: Cross multiply
   72,153.27x = 108,242.06 × 22,231.89
4. Step 4: Simplify right side
   72,153.27x = 2,406,425,460.13
5. Step 5: Solve for x
   x = 2,406,425,460.13/72,153.27
6. Step 6: Final answer
   x = 33,351.58