Finding the Fourth Proportional to 111,186.25, 166,818.52 and 73,894.39

Step by Step Solution

1. Step 1: Write the proportion equation
   111,186.25 : 166,818.52 = 73,894.39 : x
2. Step 2: Convert to fraction form
   111,186.25/166,818.52 = 73,894.39/x
3. Step 3: Cross multiply
   111,186.25x = 166,818.52 × 73,894.39
4. Step 4: Simplify right side
   111,186.25x = 12,326,952,451.42
5. Step 5: Solve for x
   x = 12,326,952,451.42/111,186.25
6. Step 6: Final answer
   x = 110,867.60