Finding the Fourth Proportional to 111,040.49, 166,563.18 and 51,860.27

Step by Step Solution

1. Step 1: Write the proportion equation
   111,040.49 : 166,563.18 = 51,860.27 : x
2. Step 2: Convert to fraction form
   111,040.49/166,563.18 = 51,860.27/x
3. Step 3: Cross multiply
   111,040.49x = 166,563.18 × 51,860.27
4. Step 4: Simplify right side
   111,040.49x = 8,638,011,903.27
5. Step 5: Solve for x
   x = 8,638,011,903.27/111,040.49
6. Step 6: Final answer
   x = 77,791.55