Finding the Fourth Proportional to 50,122.16, 69,010.78 and 42,553.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,122.16 : 69,010.78 = 42,553.52 : x
2. Step 2: Convert to fraction form
   50,122.16/69,010.78 = 42,553.52/x
3. Step 3: Cross multiply
   50,122.16x = 69,010.78 × 42,553.52
4. Step 4: Simplify right side
   50,122.16x = 2,936,651,606.95
5. Step 5: Solve for x
   x = 2,936,651,606.95/50,122.16
6. Step 6: Final answer
   x = 58,589.89