Finding the Fourth Proportional to 404,543.54, 606,800.72 and 124,053.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,543.54 : 606,800.72 = 124,053.50 : x
2. Step 2: Convert to fraction form
   404,543.54/606,800.72 = 124,053.50/x
3. Step 3: Cross multiply
   404,543.54x = 606,800.72 × 124,053.50
4. Step 4: Simplify right side
   404,543.54x = 75,275,753,118.52
5. Step 5: Solve for x
   x = 75,275,753,118.52/404,543.54
6. Step 6: Final answer
   x = 186,075.78