Finding the Fourth Proportional to 404,552.12, 606,628.50 and 124,001.72

Step by Step Solution

1. Step 1: Write the proportion equation
   404,552.12 : 606,628.50 = 124,001.72 : x
2. Step 2: Convert to fraction form
   404,552.12/606,628.50 = 124,001.72/x
3. Step 3: Cross multiply
   404,552.12x = 606,628.50 × 124,001.72
4. Step 4: Simplify right side
   404,552.12x = 75,222,977,401.02
5. Step 5: Solve for x
   x = 75,222,977,401.02/404,552.12
6. Step 6: Final answer
   x = 185,941.37