Finding the Fourth Proportional to 51,638.72, 71,221.25 and 37,352.14

Step by Step Solution

1. Step 1: Write the proportion equation
   51,638.72 : 71,221.25 = 37,352.14 : x
2. Step 2: Convert to fraction form
   51,638.72/71,221.25 = 37,352.14/x
3. Step 3: Cross multiply
   51,638.72x = 71,221.25 × 37,352.14
4. Step 4: Simplify right side
   51,638.72x = 2,660,266,016.30
5. Step 5: Solve for x
   x = 2,660,266,016.30/51,638.72
6. Step 6: Final answer
   x = 51,516.89