Finding the Fourth Proportional to 120,949.08, 181,456.29 and 42,067.68

Step by Step Solution

1. Step 1: Write the proportion equation
   120,949.08 : 181,456.29 = 42,067.68 : x
2. Step 2: Convert to fraction form
   120,949.08/181,456.29 = 42,067.68/x
3. Step 3: Cross multiply
   120,949.08x = 181,456.29 × 42,067.68
4. Step 4: Simplify right side
   120,949.08x = 7,633,445,141.71
5. Step 5: Solve for x
   x = 7,633,445,141.71/120,949.08
6. Step 6: Final answer
   x = 63,112.88