Finding the Fourth Proportional to 55,881.56, 83,822.55 and 53,078.56

Step by Step Solution

1. Step 1: Write the proportion equation
   55,881.56 : 83,822.55 = 53,078.56 : x
2. Step 2: Convert to fraction form
   55,881.56/83,822.55 = 53,078.56/x
3. Step 3: Cross multiply
   55,881.56x = 83,822.55 × 53,078.56
4. Step 4: Simplify right side
   55,881.56x = 4,449,179,840.93
5. Step 5: Solve for x
   x = 4,449,179,840.93/55,881.56
6. Step 6: Final answer
   x = 79,618.03