Finding the Third Proportional to 9,384.94 and 20,392.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,384.94 : 20,392.31 = 20,392.31 : x
2. Step 2: Convert to fraction form
   9,384.94/20,392.31 = 20,392.31/x
3. Step 3: Cross multiply
   9,384.94x = 20,392.31 × 20,392.31
4. Step 4: Simplify right side
   9,384.94x = 415,846,409.10
5. Step 5: Solve for x
   x = 415,846,409.10/9,384.94
6. Step 6: Final answer
   x = 44,309.98