Finding the Third Proportional to 19,857.23 and 30,958.13

Step by Step Solution

1. Step 1: Write the proportion equation
   19,857.23 : 30,958.13 = 30,958.13 : x
2. Step 2: Convert to fraction form
   19,857.23/30,958.13 = 30,958.13/x
3. Step 3: Cross multiply
   19,857.23x = 30,958.13 × 30,958.13
4. Step 4: Simplify right side
   19,857.23x = 958,405,503.52
5. Step 5: Solve for x
   x = 958,405,503.52/19,857.23
6. Step 6: Final answer
   x = 48,264.80