Finding the Fourth Proportional to 116,838.50, 175,257.68 and 28,091.98

Step by Step Solution

1. Step 1: Write the proportion equation
   116,838.50 : 175,257.68 = 28,091.98 : x
2. Step 2: Convert to fraction form
   116,838.50/175,257.68 = 28,091.98/x
3. Step 3: Cross multiply
   116,838.50x = 175,257.68 × 28,091.98
4. Step 4: Simplify right side
   116,838.50x = 4,923,334,662.80
5. Step 5: Solve for x
   x = 4,923,334,662.80/116,838.50
6. Step 6: Final answer
   x = 42,137.95