Finding the Fourth Proportional to 93,138.66, 139,623.72 and 33,960.48

Step by Step Solution

1. Step 1: Write the proportion equation
   93,138.66 : 139,623.72 = 33,960.48 : x
2. Step 2: Convert to fraction form
   93,138.66/139,623.72 = 33,960.48/x
3. Step 3: Cross multiply
   93,138.66x = 139,623.72 × 33,960.48
4. Step 4: Simplify right side
   93,138.66x = 4,741,688,550.59
5. Step 5: Solve for x
   x = 4,741,688,550.59/93,138.66
6. Step 6: Final answer
   x = 50,909.99