Finding the Fourth Proportional to 80,933.58, 111,688.94 and 45,125.91

Step by Step Solution

1. Step 1: Write the proportion equation
   80,933.58 : 111,688.94 = 45,125.91 : x
2. Step 2: Convert to fraction form
   80,933.58/111,688.94 = 45,125.91/x
3. Step 3: Cross multiply
   80,933.58x = 111,688.94 × 45,125.91
4. Step 4: Simplify right side
   80,933.58x = 5,040,065,167.25
5. Step 5: Solve for x
   x = 5,040,065,167.25/80,933.58
6. Step 6: Final answer
   x = 62,274.09