Finding the Third Proportional to 17,278 and 35,786

Step by Step Solution

1. Step 1: Write the proportion equation
   17,278 : 35,786 = 35,786 : x
2. Step 2: Convert to fraction form
   17,278/35,786 = 35,786/x
3. Step 3: Cross multiply
   17,278x = 35,786 × 35,786
4. Step 4: Simplify right side
   17,278x = 1,280,637,796
5. Step 5: Solve for x
   x = 1,280,637,796/17,278
6. Step 6: Final answer
   x = 74,119.56