Finding the Fourth Proportional to 115,894.84, 173,901.59 and 55,173.83

Step by Step Solution

1. Step 1: Write the proportion equation
   115,894.84 : 173,901.59 = 55,173.83 : x
2. Step 2: Convert to fraction form
   115,894.84/173,901.59 = 55,173.83/x
3. Step 3: Cross multiply
   115,894.84x = 173,901.59 × 55,173.83
4. Step 4: Simplify right side
   115,894.84x = 9,594,816,901.32
5. Step 5: Solve for x
   x = 9,594,816,901.32/115,894.84
6. Step 6: Final answer
   x = 82,788.99