Finding the Fourth Proportional to 72,809.41, 109,221.56 and 27,868.52

Step by Step Solution

1. Step 1: Write the proportion equation
   72,809.41 : 109,221.56 = 27,868.52 : x
2. Step 2: Convert to fraction form
   72,809.41/109,221.56 = 27,868.52/x
3. Step 3: Cross multiply
   72,809.41x = 109,221.56 × 27,868.52
4. Step 4: Simplify right side
   72,809.41x = 3,043,843,229.29
5. Step 5: Solve for x
   x = 3,043,843,229.29/72,809.41
6. Step 6: Final answer
   x = 41,805.63