Finding the Fourth Proportional to 165,401.86, 228,249.69 and 93,788.42

Step by Step Solution

1. Step 1: Write the proportion equation
   165,401.86 : 228,249.69 = 93,788.42 : x
2. Step 2: Convert to fraction form
   165,401.86/228,249.69 = 93,788.42/x
3. Step 3: Cross multiply
   165,401.86x = 228,249.69 × 93,788.42
4. Step 4: Simplify right side
   165,401.86x = 21,407,177,790.59
5. Step 5: Solve for x
   x = 21,407,177,790.59/165,401.86
6. Step 6: Final answer
   x = 129,425.25