Finding the Fourth Proportional to 111,185.69, 166,817.68 and 73,893.83

Step by Step Solution

1. Step 1: Write the proportion equation
   111,185.69 : 166,817.68 = 73,893.83 : x
2. Step 2: Convert to fraction form
   111,185.69/166,817.68 = 73,893.83/x
3. Step 3: Cross multiply
   111,185.69x = 166,817.68 × 73,893.83
4. Step 4: Simplify right side
   111,185.69x = 12,326,796,268.09
5. Step 5: Solve for x
   x = 12,326,796,268.09/111,185.69
6. Step 6: Final answer
   x = 110,866.76