Finding the Third Proportional to 17,796 and 39,300

Step by Step Solution

1. Step 1: Write the proportion equation
   17,796 : 39,300 = 39,300 : x
2. Step 2: Convert to fraction form
   17,796/39,300 = 39,300/x
3. Step 3: Cross multiply
   17,796x = 39,300 × 39,300
4. Step 4: Simplify right side
   17,796x = 1,544,490,000
5. Step 5: Solve for x
   x = 1,544,490,000/17,796
6. Step 6: Final answer
   x = 86,788.60