Finding the Fourth Proportional to 404,663.23, 606,994.17 and 120,352.42

Step by Step Solution

1. Step 1: Write the proportion equation
   404,663.23 : 606,994.17 = 120,352.42 : x
2. Step 2: Convert to fraction form
   404,663.23/606,994.17 = 120,352.42/x
3. Step 3: Cross multiply
   404,663.23x = 606,994.17 × 120,352.42
4. Step 4: Simplify right side
   404,663.23x = 73,053,217,285.39
5. Step 5: Solve for x
   x = 73,053,217,285.39/404,663.23
6. Step 6: Final answer
   x = 180,528.43