Finding the Fourth Proportional to 20,725.98, 31,091.24 and 5,937.30

Step by Step Solution

1. Step 1: Write the proportion equation
   20,725.98 : 31,091.24 = 5,937.30 : x
2. Step 2: Convert to fraction form
   20,725.98/31,091.24 = 5,937.30/x
3. Step 3: Cross multiply
   20,725.98x = 31,091.24 × 5,937.30
4. Step 4: Simplify right side
   20,725.98x = 184,598,034.10
5. Step 5: Solve for x
   x = 184,598,034.10/20,725.98
6. Step 6: Final answer
   x = 8,906.60