Finding the Third Proportional to 20,928.38 and 31,883.63

Step by Step Solution

1. Step 1: Write the proportion equation
   20,928.38 : 31,883.63 = 31,883.63 : x
2. Step 2: Convert to fraction form
   20,928.38/31,883.63 = 31,883.63/x
3. Step 3: Cross multiply
   20,928.38x = 31,883.63 × 31,883.63
4. Step 4: Simplify right side
   20,928.38x = 1,016,565,543.14
5. Step 5: Solve for x
   x = 1,016,565,543.14/20,928.38
6. Step 6: Final answer
   x = 48,573.55