Finding the Fourth Proportional to 111,876.86, 167,815.29 and 105,033.98

Step by Step Solution

1. Step 1: Write the proportion equation
   111,876.86 : 167,815.29 = 105,033.98 : x
2. Step 2: Convert to fraction form
   111,876.86/167,815.29 = 105,033.98/x
3. Step 3: Cross multiply
   111,876.86x = 167,815.29 × 105,033.98
4. Step 4: Simplify right side
   111,876.86x = 17,626,307,813.55
5. Step 5: Solve for x
   x = 17,626,307,813.55/111,876.86
6. Step 6: Final answer
   x = 157,550.97