Finding the Fourth Proportional to 50,435.58, 69,601.31 and 30,292.80

Step by Step Solution

1. Step 1: Write the proportion equation
   50,435.58 : 69,601.31 = 30,292.80 : x
2. Step 2: Convert to fraction form
   50,435.58/69,601.31 = 30,292.80/x
3. Step 3: Cross multiply
   50,435.58x = 69,601.31 × 30,292.80
4. Step 4: Simplify right side
   50,435.58x = 2,108,418,412.10
5. Step 5: Solve for x
   x = 2,108,418,412.10/50,435.58
6. Step 6: Final answer
   x = 41,804.19