Finding the Fourth Proportional to 52,085.67, 71,878.25 and 28,212.27

Step by Step Solution

1. Step 1: Write the proportion equation
   52,085.67 : 71,878.25 = 28,212.27 : x
2. Step 2: Convert to fraction form
   52,085.67/71,878.25 = 28,212.27/x
3. Step 3: Cross multiply
   52,085.67x = 71,878.25 × 28,212.27
4. Step 4: Simplify right side
   52,085.67x = 2,027,848,455.07
5. Step 5: Solve for x
   x = 2,027,848,455.07/52,085.67
6. Step 6: Final answer
   x = 38,932.94