Finding the Third Proportional to 14,817.94 and 20,842.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,817.94 : 20,842.31 = 20,842.31 : x
2. Step 2: Convert to fraction form
   14,817.94/20,842.31 = 20,842.31/x
3. Step 3: Cross multiply
   14,817.94x = 20,842.31 × 20,842.31
4. Step 4: Simplify right side
   14,817.94x = 434,401,990.35
5. Step 5: Solve for x
   x = 434,401,990.35/14,817.94
6. Step 6: Final answer
   x = 29,315.96