Finding the Third Proportional to 20,056.31 and 31,181.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,056.31 : 31,181.25 = 31,181.25 : x
2. Step 2: Convert to fraction form
   20,056.31/31,181.25 = 31,181.25/x
3. Step 3: Cross multiply
   20,056.31x = 31,181.25 × 31,181.25
4. Step 4: Simplify right side
   20,056.31x = 972,270,351.56
5. Step 5: Solve for x
   x = 972,270,351.56/20,056.31
6. Step 6: Final answer
   x = 48,477.02