Finding the Fourth Proportional to 53,078.56, 73,258.23 and 30,426.10

Step by Step Solution

1. Step 1: Write the proportion equation
   53,078.56 : 73,258.23 = 30,426.10 : x
2. Step 2: Convert to fraction form
   53,078.56/73,258.23 = 30,426.10/x
3. Step 3: Cross multiply
   53,078.56x = 73,258.23 × 30,426.10
4. Step 4: Simplify right side
   53,078.56x = 2,228,962,231.80
5. Step 5: Solve for x
   x = 2,228,962,231.80/53,078.56
6. Step 6: Final answer
   x = 41,993.65