Finding the Third Proportional to 15,222 and 32,707.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,222 : 32,707.50 = 32,707.50 : x
2. Step 2: Convert to fraction form
   15,222/32,707.50 = 32,707.50/x
3. Step 3: Cross multiply
   15,222x = 32,707.50 × 32,707.50
4. Step 4: Simplify right side
   15,222x = 1,069,780,556.25
5. Step 5: Solve for x
   x = 1,069,780,556.25/15,222
6. Step 6: Final answer
   x = 70,278.58