Finding the Fourth Proportional to 181,258.86, 250,036.47 and 168,429.57

Step by Step Solution

1. Step 1: Write the proportion equation
   181,258.86 : 250,036.47 = 168,429.57 : x
2. Step 2: Convert to fraction form
   181,258.86/250,036.47 = 168,429.57/x
3. Step 3: Cross multiply
   181,258.86x = 250,036.47 × 168,429.57
4. Step 4: Simplify right side
   181,258.86x = 42,113,535,126.42
5. Step 5: Solve for x
   x = 42,113,535,126.42/181,258.86
6. Step 6: Final answer
   x = 232,339.18