Finding the Third Proportional to 7,698 and 17,959.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,698 : 17,959.50 = 17,959.50 : x
2. Step 2: Convert to fraction form
   7,698/17,959.50 = 17,959.50/x
3. Step 3: Cross multiply
   7,698x = 17,959.50 × 17,959.50
4. Step 4: Simplify right side
   7,698x = 322,543,640.25
5. Step 5: Solve for x
   x = 322,543,640.25/7,698
6. Step 6: Final answer
   x = 41,899.67