Finding the Third Proportional to 20,518.31 and 30,924.28

Step by Step Solution

1. Step 1: Write the proportion equation
   20,518.31 : 30,924.28 = 30,924.28 : x
2. Step 2: Convert to fraction form
   20,518.31/30,924.28 = 30,924.28/x
3. Step 3: Cross multiply
   20,518.31x = 30,924.28 × 30,924.28
4. Step 4: Simplify right side
   20,518.31x = 956,311,170.83
5. Step 5: Solve for x
   x = 956,311,170.83/20,518.31
6. Step 6: Final answer
   x = 46,607.69