Finding the Fourth Proportional to 72,805.88, 109,208.72 and 22,890.33

Step by Step Solution

1. Step 1: Write the proportion equation
   72,805.88 : 109,208.72 = 22,890.33 : x
2. Step 2: Convert to fraction form
   72,805.88/109,208.72 = 22,890.33/x
3. Step 3: Cross multiply
   72,805.88x = 109,208.72 × 22,890.33
4. Step 4: Simplify right side
   72,805.88x = 2,499,823,696.90
5. Step 5: Solve for x
   x = 2,499,823,696.90/72,805.88
6. Step 6: Final answer
   x = 34,335.47