Finding the Fourth Proportional to 118,896.86, 178,345.62 and 30,150.42

Step by Step Solution

1. Step 1: Write the proportion equation
   118,896.86 : 178,345.62 = 30,150.42 : x
2. Step 2: Convert to fraction form
   118,896.86/178,345.62 = 30,150.42/x
3. Step 3: Cross multiply
   118,896.86x = 178,345.62 × 30,150.42
4. Step 4: Simplify right side
   118,896.86x = 5,377,195,348.16
5. Step 5: Solve for x
   x = 5,377,195,348.16/118,896.86
6. Step 6: Final answer
   x = 45,225.72