Finding the Third Proportional to 19,722 and 30,159

Step by Step Solution

1. Step 1: Write the proportion equation
   19,722 : 30,159 = 30,159 : x
2. Step 2: Convert to fraction form
   19,722/30,159 = 30,159/x
3. Step 3: Cross multiply
   19,722x = 30,159 × 30,159
4. Step 4: Simplify right side
   19,722x = 909,565,281
5. Step 5: Solve for x
   x = 909,565,281/19,722
6. Step 6: Final answer
   x = 46,119.32