Finding the Third Proportional to 17,217 and 35,538.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,217 : 35,538.75 = 35,538.75 : x
2. Step 2: Convert to fraction form
   17,217/35,538.75 = 35,538.75/x
3. Step 3: Cross multiply
   17,217x = 35,538.75 × 35,538.75
4. Step 4: Simplify right side
   17,217x = 1,263,002,751.56
5. Step 5: Solve for x
   x = 1,263,002,751.56/17,217
6. Step 6: Final answer
   x = 73,357.89