Finding the Third Proportional to 6,440 and 17,468

Step by Step Solution

1. Step 1: Write the proportion equation
   6,440 : 17,468 = 17,468 : x
2. Step 2: Convert to fraction form
   6,440/17,468 = 17,468/x
3. Step 3: Cross multiply
   6,440x = 17,468 × 17,468
4. Step 4: Simplify right side
   6,440x = 305,131,024
5. Step 5: Solve for x
   x = 305,131,024/6,440
6. Step 6: Final answer
   x = 47,380.59