Finding the Fourth Proportional to 116,013.15, 174,748.81 and 105,550.38

Step by Step Solution

1. Step 1: Write the proportion equation
   116,013.15 : 174,748.81 = 105,550.38 : x
2. Step 2: Convert to fraction form
   116,013.15/174,748.81 = 105,550.38/x
3. Step 3: Cross multiply
   116,013.15x = 174,748.81 × 105,550.38
4. Step 4: Simplify right side
   116,013.15x = 18,444,803,300.05
5. Step 5: Solve for x
   x = 18,444,803,300.05/116,013.15
6. Step 6: Final answer
   x = 158,988.90