Finding the Fourth Proportional to 55,300.52, 76,315.56 and 30,150.02

Step by Step Solution

1. Step 1: Write the proportion equation
   55,300.52 : 76,315.56 = 30,150.02 : x
2. Step 2: Convert to fraction form
   55,300.52/76,315.56 = 30,150.02/x
3. Step 3: Cross multiply
   55,300.52x = 76,315.56 × 30,150.02
4. Step 4: Simplify right side
   55,300.52x = 2,300,915,660.31
5. Step 5: Solve for x
   x = 2,300,915,660.31/55,300.52
6. Step 6: Final answer
   x = 41,607.49