Finding the Fourth Proportional to 55,766.52, 76,956.84 and 30,615.84

Step by Step Solution

1. Step 1: Write the proportion equation
   55,766.52 : 76,956.84 = 30,615.84 : x
2. Step 2: Convert to fraction form
   55,766.52/76,956.84 = 30,615.84/x
3. Step 3: Cross multiply
   55,766.52x = 76,956.84 × 30,615.84
4. Step 4: Simplify right side
   55,766.52x = 2,356,098,300.35
5. Step 5: Solve for x
   x = 2,356,098,300.35/55,766.52
6. Step 6: Final answer
   x = 42,249.33