Finding the Fourth Proportional to 52,109.27, 71,912.12 and 31,977.27

Step by Step Solution

1. Step 1: Write the proportion equation
   52,109.27 : 71,912.12 = 31,977.27 : x
2. Step 2: Convert to fraction form
   52,109.27/71,912.12 = 31,977.27/x
3. Step 3: Cross multiply
   52,109.27x = 71,912.12 × 31,977.27
4. Step 4: Simplify right side
   52,109.27x = 2,299,553,277.51
5. Step 5: Solve for x
   x = 2,299,553,277.51/52,109.27
6. Step 6: Final answer
   x = 44,129.45