Finding the Fourth Proportional to 55,748.38, 76,932.76 and 30,599.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,748.38 : 76,932.76 = 30,599.50 : x
2. Step 2: Convert to fraction form
   55,748.38/76,932.76 = 30,599.50/x
3. Step 3: Cross multiply
   55,748.38x = 76,932.76 × 30,599.50
4. Step 4: Simplify right side
   55,748.38x = 2,354,103,604.96
5. Step 5: Solve for x
   x = 2,354,103,604.96/55,748.38
6. Step 6: Final answer
   x = 42,227.30