Finding the Fourth Proportional to 74,150.72, 111,156.96 and 37,171.52

Step by Step Solution

1. Step 1: Write the proportion equation
   74,150.72 : 111,156.96 = 37,171.52 : x
2. Step 2: Convert to fraction form
   74,150.72/111,156.96 = 37,171.52/x
3. Step 3: Cross multiply
   74,150.72x = 111,156.96 × 37,171.52
4. Step 4: Simplify right side
   74,150.72x = 4,131,873,161.78
5. Step 5: Solve for x
   x = 4,131,873,161.78/74,150.72
6. Step 6: Final answer
   x = 55,722.63