Finding the Fourth Proportional to 53,291.52, 73,538.33 and 30,630.56

Step by Step Solution

1. Step 1: Write the proportion equation
   53,291.52 : 73,538.33 = 30,630.56 : x
2. Step 2: Convert to fraction form
   53,291.52/73,538.33 = 30,630.56/x
3. Step 3: Cross multiply
   53,291.52x = 73,538.33 × 30,630.56
4. Step 4: Simplify right side
   53,291.52x = 2,252,519,708.52
5. Step 5: Solve for x
   x = 2,252,519,708.52/53,291.52
6. Step 6: Final answer
   x = 42,267.88