Finding the Fourth Proportional to 54,223.71, 74,828.69 and 30,350.37

Step by Step Solution

1. Step 1: Write the proportion equation
   54,223.71 : 74,828.69 = 30,350.37 : x
2. Step 2: Convert to fraction form
   54,223.71/74,828.69 = 30,350.37/x
3. Step 3: Cross multiply
   54,223.71x = 74,828.69 × 30,350.37
4. Step 4: Simplify right side
   54,223.71x = 2,271,078,428.12
5. Step 5: Solve for x
   x = 2,271,078,428.12/54,223.71
6. Step 6: Final answer
   x = 41,883.49