Finding the Fourth Proportional to 55,787.38, 76,978.82 and 32,818.25

Step by Step Solution

1. Step 1: Write the proportion equation
   55,787.38 : 76,978.82 = 32,818.25 : x
2. Step 2: Convert to fraction form
   55,787.38/76,978.82 = 32,818.25/x
3. Step 3: Cross multiply
   55,787.38x = 76,978.82 × 32,818.25
4. Step 4: Simplify right side
   55,787.38x = 2,526,310,433.96
5. Step 5: Solve for x
   x = 2,526,310,433.96/55,787.38
6. Step 6: Final answer
   x = 45,284.62