Finding the Third Proportional to 16,503.75 and 22,421.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,503.75 : 22,421.81 = 22,421.81 : x
2. Step 2: Convert to fraction form
   16,503.75/22,421.81 = 22,421.81/x
3. Step 3: Cross multiply
   16,503.75x = 22,421.81 × 22,421.81
4. Step 4: Simplify right side
   16,503.75x = 502,737,675.79
5. Step 5: Solve for x
   x = 502,737,675.79/16,503.75
6. Step 6: Final answer
   x = 30,462.03