Finding the Third Proportional to 20,341.69 and 31,433.91

Step by Step Solution

1. Step 1: Write the proportion equation
   20,341.69 : 31,433.91 = 31,433.91 : x
2. Step 2: Convert to fraction form
   20,341.69/31,433.91 = 31,433.91/x
3. Step 3: Cross multiply
   20,341.69x = 31,433.91 × 31,433.91
4. Step 4: Simplify right side
   20,341.69x = 988,090,462.13
5. Step 5: Solve for x
   x = 988,090,462.13/20,341.69
6. Step 6: Final answer
   x = 48,574.66