Finding the Third Proportional to 17,397 and 30,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,397 : 30,307.50 = 30,307.50 : x
2. Step 2: Convert to fraction form
   17,397/30,307.50 = 30,307.50/x
3. Step 3: Cross multiply
   17,397x = 30,307.50 × 30,307.50
4. Step 4: Simplify right side
   17,397x = 918,544,556.25
5. Step 5: Solve for x
   x = 918,544,556.25/17,397
6. Step 6: Final answer
   x = 52,799.02