Finding the Fourth Proportional to 111,034.80, 166,224.15 and 73,637.10

Step by Step Solution

1. Step 1: Write the proportion equation
   111,034.80 : 166,224.15 = 73,637.10 : x
2. Step 2: Convert to fraction form
   111,034.80/166,224.15 = 73,637.10/x
3. Step 3: Cross multiply
   111,034.80x = 166,224.15 × 73,637.10
4. Step 4: Simplify right side
   111,034.80x = 12,240,264,355.97
5. Step 5: Solve for x
   x = 12,240,264,355.97/111,034.80
6. Step 6: Final answer
   x = 110,238.09