Finding the Fourth Proportional to 72,818.91, 109,270.82 and 30,696.41

Step by Step Solution

1. Step 1: Write the proportion equation
   72,818.91 : 109,270.82 = 30,696.41 : x
2. Step 2: Convert to fraction form
   72,818.91/109,270.82 = 30,696.41/x
3. Step 3: Cross multiply
   72,818.91x = 109,270.82 × 30,696.41
4. Step 4: Simplify right side
   72,818.91x = 3,354,221,891.76
5. Step 5: Solve for x
   x = 3,354,221,891.76/72,818.91
6. Step 6: Final answer
   x = 46,062.51