Finding the Third Proportional to 20,581.01 and 31,090.47

Step by Step Solution

1. Step 1: Write the proportion equation
   20,581.01 : 31,090.47 = 31,090.47 : x
2. Step 2: Convert to fraction form
   20,581.01/31,090.47 = 31,090.47/x
3. Step 3: Cross multiply
   20,581.01x = 31,090.47 × 31,090.47
4. Step 4: Simplify right side
   20,581.01x = 966,617,089.59
5. Step 5: Solve for x
   x = 966,617,089.59/20,581.01
6. Step 6: Final answer
   x = 46,966.45