Finding the Fourth Proportional to 72,156.36, 108,248.72 and 22,227.96

Step by Step Solution

1. Step 1: Write the proportion equation
   72,156.36 : 108,248.72 = 22,227.96 : x
2. Step 2: Convert to fraction form
   72,156.36/108,248.72 = 22,227.96/x
3. Step 3: Cross multiply
   72,156.36x = 108,248.72 × 22,227.96
4. Step 4: Simplify right side
   72,156.36x = 2,406,148,218.21
5. Step 5: Solve for x
   x = 2,406,148,218.21/72,156.36
6. Step 6: Final answer
   x = 33,346.31