Finding the Third Proportional to 14,631.38 and 20,909.25

Step by Step Solution

1. Step 1: Write the proportion equation
   14,631.38 : 20,909.25 = 20,909.25 : x
2. Step 2: Convert to fraction form
   14,631.38/20,909.25 = 20,909.25/x
3. Step 3: Cross multiply
   14,631.38x = 20,909.25 × 20,909.25
4. Step 4: Simplify right side
   14,631.38x = 437,196,735.56
5. Step 5: Solve for x
   x = 437,196,735.56/14,631.38
6. Step 6: Final answer
   x = 29,880.77