Finding the Fourth Proportional to 111,389.49, 167,127.98 and 49,016.25

Step by Step Solution

1. Step 1: Write the proportion equation
   111,389.49 : 167,127.98 = 49,016.25 : x
2. Step 2: Convert to fraction form
   111,389.49/167,127.98 = 49,016.25/x
3. Step 3: Cross multiply
   111,389.49x = 167,127.98 × 49,016.25
4. Step 4: Simplify right side
   111,389.49x = 8,191,986,604.59
5. Step 5: Solve for x
   x = 8,191,986,604.59/111,389.49
6. Step 6: Final answer
   x = 73,543.62