Finding the Third Proportional to 20,199.38 and 30,612.94

Step by Step Solution

1. Step 1: Write the proportion equation
   20,199.38 : 30,612.94 = 30,612.94 : x
2. Step 2: Convert to fraction form
   20,199.38/30,612.94 = 30,612.94/x
3. Step 3: Cross multiply
   20,199.38x = 30,612.94 × 30,612.94
4. Step 4: Simplify right side
   20,199.38x = 937,151,942.38
5. Step 5: Solve for x
   x = 937,151,942.38/20,199.38
6. Step 6: Final answer
   x = 46,395.10