Finding the Fourth Proportional to 55,992.59, 77,269.77 and 30,842.09

Step by Step Solution

1. Step 1: Write the proportion equation
   55,992.59 : 77,269.77 = 30,842.09 : x
2. Step 2: Convert to fraction form
   55,992.59/77,269.77 = 30,842.09/x
3. Step 3: Cross multiply
   55,992.59x = 77,269.77 × 30,842.09
4. Step 4: Simplify right side
   55,992.59x = 2,383,160,973.45
5. Step 5: Solve for x
   x = 2,383,160,973.45/55,992.59
6. Step 6: Final answer
   x = 42,562.08