Finding the Fourth Proportional to 55,708.72, 76,871.12 and 35,577.38

Step by Step Solution

1. Step 1: Write the proportion equation
   55,708.72 : 76,871.12 = 35,577.38 : x
2. Step 2: Convert to fraction form
   55,708.72/76,871.12 = 35,577.38/x
3. Step 3: Cross multiply
   55,708.72x = 76,871.12 × 35,577.38
4. Step 4: Simplify right side
   55,708.72x = 2,734,873,047.27
5. Step 5: Solve for x
   x = 2,734,873,047.27/55,708.72
6. Step 6: Final answer
   x = 49,092.37