Finding the Third Proportional to 17,088 and 34,240

Step by Step Solution

1. Step 1: Write the proportion equation
   17,088 : 34,240 = 34,240 : x
2. Step 2: Convert to fraction form
   17,088/34,240 = 34,240/x
3. Step 3: Cross multiply
   17,088x = 34,240 × 34,240
4. Step 4: Simplify right side
   17,088x = 1,172,377,600
5. Step 5: Solve for x
   x = 1,172,377,600/17,088
6. Step 6: Final answer
   x = 68,608.24