Finding the Fourth Proportional to 53,078.58, 73,251.54 and 30,424.59

Step by Step Solution

1. Step 1: Write the proportion equation
   53,078.58 : 73,251.54 = 30,424.59 : x
2. Step 2: Convert to fraction form
   53,078.58/73,251.54 = 30,424.59/x
3. Step 3: Cross multiply
   53,078.58x = 73,251.54 × 30,424.59
4. Step 4: Simplify right side
   53,078.58x = 2,228,648,071.37
5. Step 5: Solve for x
   x = 2,228,648,071.37/53,078.58
6. Step 6: Final answer
   x = 41,987.71