Finding the Fourth Proportional to 74,578.38, 111,822.94 and 50,592.16

Step by Step Solution

1. Step 1: Write the proportion equation
   74,578.38 : 111,822.94 = 50,592.16 : x
2. Step 2: Convert to fraction form
   74,578.38/111,822.94 = 50,592.16/x
3. Step 3: Cross multiply
   74,578.38x = 111,822.94 × 50,592.16
4. Step 4: Simplify right side
   74,578.38x = 5,657,364,072.15
5. Step 5: Solve for x
   x = 5,657,364,072.15/74,578.38
6. Step 6: Final answer
   x = 75,857.96