Finding the Fourth Proportional to 111,734.62, 167,601.52 and 45,173.94

Step by Step Solution

1. Step 1: Write the proportion equation
   111,734.62 : 167,601.52 = 45,173.94 : x
2. Step 2: Convert to fraction form
   111,734.62/167,601.52 = 45,173.94/x
3. Step 3: Cross multiply
   111,734.62x = 167,601.52 × 45,173.94
4. Step 4: Simplify right side
   111,734.62x = 7,571,221,008.39
5. Step 5: Solve for x
   x = 7,571,221,008.39/111,734.62
6. Step 6: Final answer
   x = 67,760.74