Finding the Fourth Proportional to 55,606, 76,736.28 and 30,455.56

Step by Step Solution

1. Step 1: Write the proportion equation
   55,606 : 76,736.28 = 30,455.56 : x
2. Step 2: Convert to fraction form
   55,606/76,736.28 = 30,455.56/x
3. Step 3: Cross multiply
   55,606x = 76,736.28 × 30,455.56
4. Step 4: Simplify right side
   55,606x = 2,337,046,379.72
5. Step 5: Solve for x
   x = 2,337,046,379.72/55,606
6. Step 6: Final answer
   x = 42,028.67