Finding the Fourth Proportional to 74,304.89, 111,371.50 and 34,240.10

Step by Step Solution

1. Step 1: Write the proportion equation
   74,304.89 : 111,371.50 = 34,240.10 : x
2. Step 2: Convert to fraction form
   74,304.89/111,371.50 = 34,240.10/x
3. Step 3: Cross multiply
   74,304.89x = 111,371.50 × 34,240.10
4. Step 4: Simplify right side
   74,304.89x = 3,813,371,297.15
5. Step 5: Solve for x
   x = 3,813,371,297.15/74,304.89
6. Step 6: Final answer
   x = 51,320.60