Finding the Third Proportional to 6,429 and 13,926

Step by Step Solution

1. Step 1: Write the proportion equation
   6,429 : 13,926 = 13,926 : x
2. Step 2: Convert to fraction form
   6,429/13,926 = 13,926/x
3. Step 3: Cross multiply
   6,429x = 13,926 × 13,926
4. Step 4: Simplify right side
   6,429x = 193,933,476
5. Step 5: Solve for x
   x = 193,933,476/6,429
6. Step 6: Final answer
   x = 30,165.42