Finding the Fourth Proportional to 55,877.58, 77,111.46 and 30,383.91

Step by Step Solution

1. Step 1: Write the proportion equation
   55,877.58 : 77,111.46 = 30,383.91 : x
2. Step 2: Convert to fraction form
   55,877.58/77,111.46 = 30,383.91/x
3. Step 3: Cross multiply
   55,877.58x = 77,111.46 × 30,383.91
4. Step 4: Simplify right side
   55,877.58x = 2,342,947,660.61
5. Step 5: Solve for x
   x = 2,342,947,660.61/55,877.58
6. Step 6: Final answer
   x = 41,930.01