Finding the Fourth Proportional to 53,258.10, 73,498.55 and 30,604.42

Step by Step Solution

1. Step 1: Write the proportion equation
   53,258.10 : 73,498.55 = 30,604.42 : x
2. Step 2: Convert to fraction form
   53,258.10/73,498.55 = 30,604.42/x
3. Step 3: Cross multiply
   53,258.10x = 73,498.55 × 30,604.42
4. Step 4: Simplify right side
   53,258.10x = 2,249,380,493.59
5. Step 5: Solve for x
   x = 2,249,380,493.59/53,258.10
6. Step 6: Final answer
   x = 42,235.46