Finding the Fourth Proportional to 55,561.38, 76,676.54 and 30,410.88

Step by Step Solution

1. Step 1: Write the proportion equation
   55,561.38 : 76,676.54 = 30,410.88 : x
2. Step 2: Convert to fraction form
   55,561.38/76,676.54 = 30,410.88/x
3. Step 3: Cross multiply
   55,561.38x = 76,676.54 × 30,410.88
4. Step 4: Simplify right side
   55,561.38x = 2,331,801,056.76
5. Step 5: Solve for x
   x = 2,331,801,056.76/55,561.38
6. Step 6: Final answer
   x = 41,968.02