Finding the Fourth Proportional to 55,676.76, 76,833.42 and 30,525.72

Step by Step Solution

1. Step 1: Write the proportion equation
   55,676.76 : 76,833.42 = 30,525.72 : x
2. Step 2: Convert to fraction form
   55,676.76/76,833.42 = 30,525.72/x
3. Step 3: Cross multiply
   55,676.76x = 76,833.42 × 30,525.72
4. Step 4: Simplify right side
   55,676.76x = 2,345,395,465.56
5. Step 5: Solve for x
   x = 2,345,395,465.56/55,676.76
6. Step 6: Final answer
   x = 42,125.21