Finding the Third Proportional to 14,311.69 and 20,417.06

Step by Step Solution

1. Step 1: Write the proportion equation
   14,311.69 : 20,417.06 = 20,417.06 : x
2. Step 2: Convert to fraction form
   14,311.69/20,417.06 = 20,417.06/x
3. Step 3: Cross multiply
   14,311.69x = 20,417.06 × 20,417.06
4. Step 4: Simplify right side
   14,311.69x = 416,856,441.13
5. Step 5: Solve for x
   x = 416,856,441.13/14,311.69
6. Step 6: Final answer
   x = 29,126.99