Finding the Third Proportional to 9,209.32 and 20,323.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,209.32 : 20,323.72 = 20,323.72 : x
2. Step 2: Convert to fraction form
   9,209.32/20,323.72 = 20,323.72/x
3. Step 3: Cross multiply
   9,209.32x = 20,323.72 × 20,323.72
4. Step 4: Simplify right side
   9,209.32x = 413,053,702.61
5. Step 5: Solve for x
   x = 413,053,702.61/9,209.32
6. Step 6: Final answer
   x = 44,851.70