Finding the Fourth Proportional to 55,648.32, 76,818.72 and 33,288

Step by Step Solution

1. Step 1: Write the proportion equation
   55,648.32 : 76,818.72 = 33,288 : x
2. Step 2: Convert to fraction form
   55,648.32/76,818.72 = 33,288/x
3. Step 3: Cross multiply
   55,648.32x = 76,818.72 × 33,288
4. Step 4: Simplify right side
   55,648.32x = 2,557,141,551.36
5. Step 5: Solve for x
   x = 2,557,141,551.36/55,648.32
6. Step 6: Final answer
   x = 45,951.82