Finding the Fourth Proportional to 55,152, 82,755.34 and 21,871.33

Step by Step Solution

1. Step 1: Write the proportion equation
   55,152 : 82,755.34 = 21,871.33 : x
2. Step 2: Convert to fraction form
   55,152/82,755.34 = 21,871.33/x
3. Step 3: Cross multiply
   55,152x = 82,755.34 × 21,871.33
4. Step 4: Simplify right side
   55,152x = 1,809,969,088.84
5. Step 5: Solve for x
   x = 1,809,969,088.84/55,152
6. Step 6: Final answer
   x = 32,817.83