Finding the Fourth Proportional to 55,161.69, 82,751.63 and 21,881.94

Step by Step Solution

1. Step 1: Write the proportion equation
   55,161.69 : 82,751.63 = 21,881.94 : x
2. Step 2: Convert to fraction form
   55,161.69/82,751.63 = 21,881.94/x
3. Step 3: Cross multiply
   55,161.69x = 82,751.63 × 21,881.94
4. Step 4: Simplify right side
   55,161.69x = 1,810,766,093.15
5. Step 5: Solve for x
   x = 1,810,766,093.15/55,161.69
6. Step 6: Final answer
   x = 32,826.52