Finding the Fourth Proportional to 74,588.58, 111,883.17 and 30,216.18

Step by Step Solution

1. Step 1: Write the proportion equation
   74,588.58 : 111,883.17 = 30,216.18 : x
2. Step 2: Convert to fraction form
   74,588.58/111,883.17 = 30,216.18/x
3. Step 3: Cross multiply
   74,588.58x = 111,883.17 × 30,216.18
4. Step 4: Simplify right side
   74,588.58x = 3,380,682,003.69
5. Step 5: Solve for x
   x = 3,380,682,003.69/74,588.58
6. Step 6: Final answer
   x = 45,324.39