Finding the Fourth Proportional to 74,558.42, 111,876.52 and 30,217.94

Step by Step Solution

1. Step 1: Write the proportion equation
   74,558.42 : 111,876.52 = 30,217.94 : x
2. Step 2: Convert to fraction form
   74,558.42/111,876.52 = 30,217.94/x
3. Step 3: Cross multiply
   74,558.42x = 111,876.52 × 30,217.94
4. Step 4: Simplify right side
   74,558.42x = 3,380,677,968.77
5. Step 5: Solve for x
   x = 3,380,677,968.77/74,558.42
6. Step 6: Final answer
   x = 45,342.67