Finding the Third Proportional to 10,421.25 and 22,818.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,421.25 : 22,818.94 = 22,818.94 : x
2. Step 2: Convert to fraction form
   10,421.25/22,818.94 = 22,818.94/x
3. Step 3: Cross multiply
   10,421.25x = 22,818.94 × 22,818.94
4. Step 4: Simplify right side
   10,421.25x = 520,703,908.63
5. Step 5: Solve for x
   x = 520,703,908.63/10,421.25
6. Step 6: Final answer
   x = 49,965.59