Finding the Fourth Proportional to 55,471.61, 76,550.83 and 29,977.89

Step by Step Solution

1. Step 1: Write the proportion equation
   55,471.61 : 76,550.83 = 29,977.89 : x
2. Step 2: Convert to fraction form
   55,471.61/76,550.83 = 29,977.89/x
3. Step 3: Cross multiply
   55,471.61x = 76,550.83 × 29,977.89
4. Step 4: Simplify right side
   55,471.61x = 2,294,832,361.15
5. Step 5: Solve for x
   x = 2,294,832,361.15/55,471.61
6. Step 6: Final answer
   x = 41,369.49