Finding the Fourth Proportional to 72,514.38, 108,630.23 and 40,827.59

Step by Step Solution

1. Step 1: Write the proportion equation
   72,514.38 : 108,630.23 = 40,827.59 : x
2. Step 2: Convert to fraction form
   72,514.38/108,630.23 = 40,827.59/x
3. Step 3: Cross multiply
   72,514.38x = 108,630.23 × 40,827.59
4. Step 4: Simplify right side
   72,514.38x = 4,435,109,744.76
5. Step 5: Solve for x
   x = 4,435,109,744.76/72,514.38
6. Step 6: Final answer
   x = 61,161.80