Finding the Fourth Proportional to 111,109.29, 166,681.23 and 36,212.05

Step by Step Solution

1. Step 1: Write the proportion equation
   111,109.29 : 166,681.23 = 36,212.05 : x
2. Step 2: Convert to fraction form
   111,109.29/166,681.23 = 36,212.05/x
3. Step 3: Cross multiply
   111,109.29x = 166,681.23 × 36,212.05
4. Step 4: Simplify right side
   111,109.29x = 6,035,869,034.82
5. Step 5: Solve for x
   x = 6,035,869,034.82/111,109.29
6. Step 6: Final answer
   x = 54,323.71