Finding the Third Proportional to 17,122.50 and 34,716

Step by Step Solution

1. Step 1: Write the proportion equation
   17,122.50 : 34,716 = 34,716 : x
2. Step 2: Convert to fraction form
   17,122.50/34,716 = 34,716/x
3. Step 3: Cross multiply
   17,122.50x = 34,716 × 34,716
4. Step 4: Simplify right side
   17,122.50x = 1,205,200,656
5. Step 5: Solve for x
   x = 1,205,200,656/17,122.50
6. Step 6: Final answer
   x = 70,386.96