Finding the Third Proportional to 9,815.87 and 14,019.01

Step by Step Solution

1. Step 1: Write the proportion equation
   9,815.87 : 14,019.01 = 14,019.01 : x
2. Step 2: Convert to fraction form
   9,815.87/14,019.01 = 14,019.01/x
3. Step 3: Cross multiply
   9,815.87x = 14,019.01 × 14,019.01
4. Step 4: Simplify right side
   9,815.87x = 196,532,689.57
5. Step 5: Solve for x
   x = 196,532,689.57/9,815.87
6. Step 6: Final answer
   x = 20,021.93