Finding the Fourth Proportional to 72,111.74, 108,177.87 and 22,196

Step by Step Solution

1. Step 1: Write the proportion equation
   72,111.74 : 108,177.87 = 22,196 : x
2. Step 2: Convert to fraction form
   72,111.74/108,177.87 = 22,196/x
3. Step 3: Cross multiply
   72,111.74x = 108,177.87 × 22,196
4. Step 4: Simplify right side
   72,111.74x = 2,401,115,891.54
5. Step 5: Solve for x
   x = 2,401,115,891.54/72,111.74
6. Step 6: Final answer
   x = 33,297.16