Finding the Fourth Proportional to 111,405.72, 167,022.42 and 36,479.10

Step by Step Solution

1. Step 1: Write the proportion equation
   111,405.72 : 167,022.42 = 36,479.10 : x
2. Step 2: Convert to fraction form
   111,405.72/167,022.42 = 36,479.10/x
3. Step 3: Cross multiply
   111,405.72x = 167,022.42 × 36,479.10
4. Step 4: Simplify right side
   111,405.72x = 6,092,827,561.42
5. Step 5: Solve for x
   x = 6,092,827,561.42/111,405.72
6. Step 6: Final answer
   x = 54,690.44