Finding the Fourth Proportional to 126,514.23, 174,589.82 and 72,798.18

Step by Step Solution

1. Step 1: Write the proportion equation
   126,514.23 : 174,589.82 = 72,798.18 : x
2. Step 2: Convert to fraction form
   126,514.23/174,589.82 = 72,798.18/x
3. Step 3: Cross multiply
   126,514.23x = 174,589.82 × 72,798.18
4. Step 4: Simplify right side
   126,514.23x = 12,709,820,778.54
5. Step 5: Solve for x
   x = 12,709,820,778.54/126,514.23
6. Step 6: Final answer
   x = 100,461.59