Finding the Fourth Proportional to 111,025.86, 166,537.25 and 26,785.31

Step by Step Solution

1. Step 1: Write the proportion equation
   111,025.86 : 166,537.25 = 26,785.31 : x
2. Step 2: Convert to fraction form
   111,025.86/166,537.25 = 26,785.31/x
3. Step 3: Cross multiply
   111,025.86x = 166,537.25 × 26,785.31
4. Step 4: Simplify right side
   111,025.86x = 4,460,752,681.56
5. Step 5: Solve for x
   x = 4,460,752,681.56/111,025.86
6. Step 6: Final answer
   x = 40,177.60