Finding the Third Proportional to 20,298.09 and 31,886.16

Step by Step Solution

1. Step 1: Write the proportion equation
   20,298.09 : 31,886.16 = 31,886.16 : x
2. Step 2: Convert to fraction form
   20,298.09/31,886.16 = 31,886.16/x
3. Step 3: Cross multiply
   20,298.09x = 31,886.16 × 31,886.16
4. Step 4: Simplify right side
   20,298.09x = 1,016,726,960.40
5. Step 5: Solve for x
   x = 1,016,726,960.40/20,298.09
6. Step 6: Final answer
   x = 50,089.78